In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
[-19.96, -99, -64, 26.32, 5.89, -1.512, 10.17, 52.223, -11.492, -42, 27.798]