56113841840 has 160 divisors (see below), whose sum is σ = 153443226624. Its totient is φ = 18681062400.

The previous prime is 56113841801. The next prime is 56113841857. The reversal of 56113841840 is 4814831165.

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, 11331365 + ... + 11336315.

Almost surely, 2^56113841840 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 56113841840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76721613312).

56113841840 is an abundant number, since it is smaller than the sum of its proper divisors (97329384784).

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

56113841840 is a wasteful number, since it uses less digits than its factorization.

56113841840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555 (or 5549 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 56113841840 in words is "fifty-six billion, one hundred thirteen million, eight hundred forty-one thousand, eight hundred forty".