#include <bits/stdc++.h>
using namespace std;
const int MaxN = 1005;
char a[MaxN];
int b[MaxN];
bool prime(int x) {
  for (int i = 2; i < x / 2; i++) {
    if (x % 2 == 0) {
      return false;
    }
  }
  return true;
}
int main() {
  string s;
  int i, n, Max, j;
  char v;
  Max = 0;
  for (i = 0; i < MaxN; i++) {
    a[i] = ' ';
    b[i] = 0;
  }
  cin >> s;
  for (i = 0; i < s.length(); i++) {
    b[s[i]]++;
    if (b[s[i]] > Max) {
      Max = b[s[i]];
      v = s[i];
    }
  }
  for (i = 2; i <= s.length(); i++) {
    if (prime(i)) {
      if (i == 2) {
        int ind = 1;
        while (ind * i <= s.length()) {
          if (a[ind * i] == ' ') {
            a[ind * i] = (char)v;
            b[v]--;
            if (b[v] < 0) {
              cout << "NO" << endl;
              return 0;
            }
          }
          ind++;
        }
      } else {
        if (i * 2 <= s.length()) {
          int ind = 1;
          while (ind * i <= s.length()) {
            if (a[ind * i] == ' ') {
              a[ind * i] = (char)v;
              b[v]--;
              if (b[v] < 0) {
                cout << "NO" << endl;
                return 0;
              }
            }
            ind++;
          }
        }
      }
    }
  }
  cout << "YES" << endl;
  for (i = 1; i <= s.length(); i++) {
    if (a[i] == ' ') {
      for (j = 0; j < MaxN; j++) {
        if (b[j]) {
          a[i] = (char)j;
          b[j]--;
          break;
        }
      }
    }
    cout << a[i];
  }
  cin.get();
  cin.get();
}
