56999596507056 has 320 divisors, whose sum is σ = 192837841715200. Its totient is φ = 15781608670464.

The previous prime is 56999596507037. The next prime is 56999596507069. The reversal of 56999596507056 is 65070569599965.

56999596507056 is a `hidden beast` number, since 5 + 6 + 9 + 9 + 9 + 59 + 6 + 507 + 0 + 56 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14788275 + ... + 18239853.

It is an arithmetic number, because the mean of its divisors is an integer number (602618255360).

Almost surely, 2^{56999596507056} is an apocalyptic number.

56999596507056 is a gapful number since it is divisible by the number (56) 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 56999596507056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96418920857600).

56999596507056 is an abundant number, since it is smaller than the sum of its proper divisors (135838245208144).

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

56999596507056 is a wasteful number, since it uses less digits than its factorization.

56999596507056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451773 (or 3451761 counting only the distinct ones).

The product of its (nonzero) digits is 6200145000, while the sum is 81.

The spelling of 56999596507056 in words is "fifty-six trillion, nine hundred ninety-nine billion, five hundred ninety-six million, five hundred seven thousand, fifty-six".