Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_64 (viewers__m_ VARCHAR, episode VARCHAR)
### Question:
What Viewers (m) has an Episode of 40 days?
### Answer:
SELECT viewers__m_ FROM table_name_64 WHERE episode = "40 days"