56814816312 has 128 divisors (see below), whose sum is σ = 162362721600. Its totient is φ = 18394781184.

The previous prime is 56814816299. The next prime is 56814816337. The reversal of 56814816312 is 21361841865.

56814816312 is a `hidden beast` number, since 5 + 6 + 8 + 1 + 4 + 8 + 1 + 631 + 2 = 666.

56814816312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 4893298 + ... + 4904894.

Almost surely, 2^56814816312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56814816312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81181360800).

56814816312 is an abundant number, since it is smaller than the sum of its proper divisors (105547905288).

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

56814816312 is a wasteful number, since it uses less digits than its factorization.

56814816312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12262 (or 12252 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The spelling of 56814816312 in words is "fifty-six billion, eight hundred fourteen million, eight hundred sixteen thousand, three hundred twelve".