66052912 has 10 divisors (see below), whose sum is σ = 127977548. Its totient is φ = 33026448.

The previous prime is 66052891. The next prime is 66052913. The reversal of 66052912 is 21925066.

It is not an unprimeable number, because it can be changed into a prime (66052913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2064138 + ... + 2064169.

Almost surely, 2^66052912 is an apocalyptic number.

It is an amenable number.

66052912 is a deficient number, since it is larger than the sum of its proper divisors (61924636).

66052912 is a wasteful number, since it uses less digits than its factorization.

66052912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4128315 (or 4128309 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 66052912 is about 8127.2942606996. The cubic root of 66052912 is about 404.2319682113.

Adding to 66052912 its reverse (21925066), we get a palindrome (87977978).

The spelling of 66052912 in words is "sixty-six million, fifty-two thousand, nine hundred twelve".