556864118776 has 32 divisors (see below), whose sum is σ = 1193727329280. Its totient is φ = 238566636000.

The previous prime is 556864118761. The next prime is 556864118791. The reversal of 556864118776 is 677811468655.

556864118776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (556864118761) and next prime (556864118791).

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, 1711900 + ... + 2011051.

It is an arithmetic number, because the mean of its divisors is an integer number (37303979040).

Almost surely, 2^556864118776 is an apocalyptic number.

556864118776 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

556864118776 is an abundant number, since it is smaller than the sum of its proper divisors (636863210504).

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

556864118776 is a wasteful number, since it uses less digits than its factorization.

556864118776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3725635 (or 3725631 counting only the distinct ones).

The product of its digits is 67737600, while the sum is 64.

The spelling of 556864118776 in words is "five hundred fifty-six billion, eight hundred sixty-four million, one hundred eighteen thousand, seven hundred seventy-six".