56560651600 has 120 divisors (see below), whose sum is σ = 143161784480. Its totient is φ = 21415104000.

The previous prime is 56560651591. The next prime is 56560651621. The reversal of 56560651600 is 615606565.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11633170 + ... + 11638030.

Almost surely, 2^56560651600 is an apocalyptic number.

56560651600 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 56560651600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71580892240).

56560651600 is an abundant number, since it is smaller than the sum of its proper divisors (86601132880).

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

56560651600 is a wasteful number, since it uses less digits than its factorization.

56560651600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6429 (or 6418 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 56560651600 in words is "fifty-six billion, five hundred sixty million, six hundred fifty-one thousand, six hundred".