57186420996 has 24 divisors (see below), whose sum is σ = 136689495264. Its totient is φ = 18597209920.

The previous prime is 57186420961. The next prime is 57186421001. The reversal of 57186420996 is 69902468175.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58115790 + ... + 58116773.

It is an arithmetic number, because the mean of its divisors is an integer number (5695395636).

Almost surely, 2^57186420996 is an apocalyptic number.

It is an amenable number.

57186420996 is an abundant number, since it is smaller than the sum of its proper divisors (79503074268).

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

57186420996 is a wasteful number, since it uses less digits than its factorization.

57186420996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116232611 (or 116232609 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 57186420996 in words is "fifty-seven billion, one hundred eighty-six million, four hundred twenty thousand, nine hundred ninety-six".