66359372 has 12 divisors (see below), whose sum is σ = 116229960. Its totient is φ = 33150816.

The previous prime is 66359357. The next prime is 66359387. The reversal of 66359372 is 27395366.

It is an interprime number because it is at equal distance from previous prime (66359357) and next prime (66359387).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1553 + ... + 11624.

It is an arithmetic number, because the mean of its divisors is an integer number (9685830).

Almost surely, 2^66359372 is an apocalyptic number.

It is an amenable number.

66359372 is a deficient number, since it is larger than the sum of its proper divisors (49870588).

66359372 is a wasteful number, since it uses less digits than its factorization.

66359372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14440 (or 14438 counting only the distinct ones).

The product of its digits is 204120, while the sum is 41.

The square root of 66359372 is about 8146.1261959290. The cubic root of 66359372 is about 404.8561639304.

The spelling of 66359372 in words is "sixty-six million, three hundred fifty-nine thousand, three hundred seventy-two".