56615936160 has 192 divisors, whose sum is σ = 203918383872. Its totient is φ = 12934373376.

The previous prime is 56615936159. The next prime is 56615936173. The reversal of 56615936160 is 6163951665.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 11465212 + ... + 11470148.

It is an arithmetic number, because the mean of its divisors is an integer number (1062074916).

Almost surely, 2^56615936160 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 56615936160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101959191936).

56615936160 is an abundant number, since it is smaller than the sum of its proper divisors (147302447712).

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

56615936160 is a wasteful number, since it uses less digits than its factorization.

56615936160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8375 (or 8367 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 48.

The spelling of 56615936160 in words is "fifty-six billion, six hundred fifteen million, nine hundred thirty-six thousand, one hundred sixty".