56156713777254 has 16 divisors (see below), whose sum is σ = 113363085757248. Its totient is φ = 18543961558632.

The previous prime is 56156713777243. The next prime is 56156713777279. The reversal of 56156713777254 is 45277731765165.

It is a Curzon number.

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, 43735757752 + ... + 43735759035.

It is an arithmetic number, because the mean of its divisors is an integer number (7085192859828).

Almost surely, 2^{56156713777254} is an apocalyptic number.

56156713777254 is an abundant number, since it is smaller than the sum of its proper divisors (57206371979994).

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

56156713777254 is a wasteful number, since it uses less digits than its factorization.

56156713777254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87471516899.

The product of its digits is 259308000, while the sum is 66.

The spelling of 56156713777254 in words is "fifty-six trillion, one hundred fifty-six billion, seven hundred thirteen million, seven hundred seventy-seven thousand, two hundred fifty-four".