57012329072 has 20 divisors (see below), whose sum is σ = 116959116816. Its totient is φ = 26829331200.

The previous prime is 57012329047. The next prime is 57012329093. The reversal of 57012329072 is 27092321075.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 104801804 + ... + 104802347.

Almost surely, 2^57012329072 is an apocalyptic number.

It is an amenable number.

57012329072 is an abundant number, since it is smaller than the sum of its proper divisors (59946787744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57012329072 is a wasteful number, since it uses less digits than its factorization.

57012329072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209604176 (or 209604170 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 38.

The spelling of 57012329072 in words is "fifty-seven billion, twelve million, three hundred twenty-nine thousand, seventy-two".