56115000000 has 672 divisors, whose sum is σ = 212823673920. Its totient is φ = 14112000000.

The previous prime is 56114999929. The next prime is 56115000059. The reversal of 56115000000 is 51165.

56115000000 is a `hidden beast` number, since 5 + 611 + 50 + 0 + 0 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1304999979 + ... + 1305000021.

Almost surely, 2^56115000000 is an apocalyptic number.

56115000000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56115000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106411836960).

56115000000 is an abundant number, since it is smaller than the sum of its proper divisors (156708673920).

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

56115000000 is an frugal number, since it uses more digits than its factorization.

56115000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 56115000000 its reverse (51165), we get a palindrome (56115051165).

The spelling of 56115000000 in words is "fifty-six billion, one hundred fifteen million", and thus it is an aban number.