556413868680 has 32 divisors (see below), whose sum is σ = 1669241606400. Its totient is φ = 148377031616.

The previous prime is 556413868589. The next prime is 556413868727. The reversal of 556413868680 is 86868314655.

It is a happy number.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (60).

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 7 ways as a sum of consecutive naturals, for example, 2318391000 + ... + 2318391239.

It is an arithmetic number, because the mean of its divisors is an integer number (52163800200).

Almost surely, 2^556413868680 is an apocalyptic number.

It is an amenable number.

556413868680 is an abundant number, since it is smaller than the sum of its proper divisors (1112827737720).

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

556413868680 is a wasteful number, since it uses less digits than its factorization.

556413868680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636782253 (or 4636782249 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 60.

The spelling of 556413868680 in words is "five hundred fifty-six billion, four hundred thirteen million, eight hundred sixty-eight thousand, six hundred eighty".