57629403972 has 36 divisors (see below), whose sum is σ = 166484945536. Its totient is φ = 16465543920.

The previous prime is 57629403941. The next prime is 57629404009. The reversal of 57629403972 is 27930492675.

57629403972 is a `hidden beast` number, since 5 + 7 + 629 + 4 + 0 + 3 + 9 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×57629403972² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114343804 + ... + 114344307.

Almost surely, 2^57629403972 is an apocalyptic number.

It is an amenable number.

57629403972 is an abundant number, since it is smaller than the sum of its proper divisors (108855541564).

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

57629403972 is a wasteful number, since it uses less digits than its factorization.

57629403972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228688128 (or 228688123 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 54.

The spelling of 57629403972 in words is "fifty-seven billion, six hundred twenty-nine million, four hundred three thousand, nine hundred seventy-two".