56163046464 has 392 divisors, whose sum is σ = 191892326400. Its totient is φ = 15969042432.

The previous prime is 56163046439. The next prime is 56163046529. The reversal of 56163046464 is 46464036165.

56163046464 is a `hidden beast` number, since 5 + 6 + 1 + 630 + 4 + 6 + 4 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 125084512 + ... + 125084960.

Almost surely, 2^56163046464 is an apocalyptic number.

56163046464 is a gapful number since it is divisible by the number (54) 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 56163046464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95946163200).

56163046464 is an abundant number, since it is smaller than the sum of its proper divisors (135729279936).

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

56163046464 is an equidigital number, since it uses as much as digits as its factorization.

56163046464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 56163046464 in words is "fifty-six billion, one hundred sixty-three million, forty-six thousand, four hundred sixty-four".