56956503240 has 256 divisors, whose sum is σ = 233668108800. Its totient is φ = 12017175552.

The previous prime is 56956503223. The next prime is 56956503271. The reversal of 56956503240 is 4230565965.

56956503240 is a `hidden beast` number, since 5 + 69 + 565 + 0 + 3 + 24 + 0 = 666.

It is a super-2 number, since 2×56956503240² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 191487 + ... + 388046.

It is an arithmetic number, because the mean of its divisors is an integer number (912766050).

Almost surely, 2^56956503240 is an apocalyptic number.

It is an amenable number.

56956503240 is an abundant number, since it is smaller than the sum of its proper divisors (176711605560).

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

56956503240 is a wasteful number, since it uses less digits than its factorization.

56956503240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579573 (or 579563 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 56956503240 in words is "fifty-six billion, nine hundred fifty-six million, five hundred three thousand, two hundred forty".