56518675500 has 96 divisors (see below), whose sum is σ = 188094187008. Its totient is φ = 12918552000.

The previous prime is 56518675487. The next prime is 56518675513. The reversal of 56518675500 is 557681565.

It is an interprime number because it is at equal distance from previous prime (56518675487) and next prime (56518675513).

It is a self number, because there is not a number n which added to its sum of digits gives 56518675500.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2680866 + ... + 2701865.

It is an arithmetic number, because the mean of its divisors is an integer number (1959314448).

Almost surely, 2^56518675500 is an apocalyptic number.

56518675500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56518675500 is an abundant number, since it is smaller than the sum of its proper divisors (131575511508).

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

56518675500 is a wasteful number, since it uses less digits than its factorization.

56518675500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5382760 (or 5382748 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 48.

The spelling of 56518675500 in words is "fifty-six billion, five hundred eighteen million, six hundred seventy-five thousand, five hundred".