57516112121976 has 64 divisors (see below), whose sum is σ = 161739409994400. Its totient is φ = 19172037368160.

The previous prime is 57516112121873. The next prime is 57516112121981. The reversal of 57516112121976 is 67912121161575.

57516112121976 is a `hidden beast` number, since 5 + 7 + 5 + 1 + 611 + 2 + 1 + 2 + 19 + 7 + 6 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1643675695 + ... + 1643710686.

Almost surely, 2^{57516112121976} is an apocalyptic number.

It is an amenable number.

57516112121976 is an abundant number, since it is smaller than the sum of its proper divisors (104223297872424).

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

57516112121976 is an equidigital number, since it uses as much as digits as its factorization.

57516112121976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287386408 (or 3287386386 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 54.

The spelling of 57516112121976 in words is "fifty-seven trillion, five hundred sixteen billion, one hundred twelve million, one hundred twenty-one thousand, nine hundred seventy-six".