57656873480 has 32 divisors (see below), whose sum is σ = 129818246400. Its totient is φ = 23046699456.

The previous prime is 57656873441. The next prime is 57656873543. The reversal of 57656873480 is 8437865675.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443282 + ... + 558401.

It is an arithmetic number, because the mean of its divisors is an integer number (4056820200).

Almost surely, 2^57656873480 is an apocalyptic number.

It is an amenable number.

57656873480 is an abundant number, since it is smaller than the sum of its proper divisors (72161372920).

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

57656873480 is a wasteful number, since it uses less digits than its factorization.

57656873480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003133 (or 1003129 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 59.

The spelling of 57656873480 in words is "fifty-seven billion, six hundred fifty-six million, eight hundred seventy-three thousand, four hundred eighty".