57499581504 has 28 divisors (see below), whose sum is σ = 152134309904. Its totient is φ = 19166527104.

The previous prime is 57499581499. The next prime is 57499581533. The reversal of 57499581504 is 40518599475.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149738302 + ... + 149738685.

Almost surely, 2^57499581504 is an apocalyptic number.

It is an amenable number.

57499581504 is an abundant number, since it is smaller than the sum of its proper divisors (94634728400).

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

57499581504 is a wasteful number, since it uses less digits than its factorization.

57499581504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299477002 (or 299476992 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 57.

The spelling of 57499581504 in words is "fifty-seven billion, four hundred ninety-nine million, five hundred eighty-one thousand, five hundred four".