56555023156 has 24 divisors (see below), whose sum is σ = 105558061896. Its totient is φ = 26419860480.

The previous prime is 56555023123. The next prime is 56555023199. The reversal of 56555023156 is 65132055565.

56555023156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 13049406756 + 43505616400 = 114234^2 + 208580^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3026055 + ... + 3044686.

It is an arithmetic number, because the mean of its divisors is an integer number (4398252579).

Almost surely, 2^56555023156 is an apocalyptic number.

It is an amenable number.

56555023156 is a deficient number, since it is larger than the sum of its proper divisors (49003038740).

56555023156 is a wasteful number, since it uses less digits than its factorization.

56555023156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6070899 (or 6070897 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 43.

The spelling of 56555023156 in words is "fifty-six billion, five hundred fifty-five million, twenty-three thousand, one hundred fifty-six".