56115637600 has 108 divisors (see below), whose sum is σ = 150578573292. Its totient is φ = 20405651200.

The previous prime is 56115637541. The next prime is 56115637651. The reversal of 56115637600 is 673651165.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

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 17 ways as a sum of consecutive naturals, for example, 193054 + ... + 386653.

It is an arithmetic number, because the mean of its divisors is an integer number (1394246049).

Almost surely, 2^56115637600 is an apocalyptic number.

56115637600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56115637600 is an abundant number, since it is smaller than the sum of its proper divisors (94462935692).

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

56115637600 is a wasteful number, since it uses less digits than its factorization.

56115637600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579749 (or 579725 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 40.

The spelling of 56115637600 in words is "fifty-six billion, one hundred fifteen million, six hundred thirty-seven thousand, six hundred".