56554863279 has 16 divisors (see below), whose sum is σ = 76541883648. Its totient is φ = 37135688832.

The previous prime is 56554863257. The next prime is 56554863283. The reversal of 56554863279 is 97236845565.

It is not a de Polignac number, because 56554863279 - 2¹³ = 56554855087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56554863179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2209734 + ... + 2235180.

It is an arithmetic number, because the mean of its divisors is an integer number (4783867728).

Almost surely, 2^56554863279 is an apocalyptic number.

56554863279 is a deficient number, since it is larger than the sum of its proper divisors (19987020369).

56554863279 is a wasteful number, since it uses less digits than its factorization.

56554863279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36574.

The product of its digits is 54432000, while the sum is 60.

The spelling of 56554863279 in words is "fifty-six billion, five hundred fifty-four million, eight hundred sixty-three thousand, two hundred seventy-nine".