556599952896 has 640 divisors, whose sum is σ = 1748888064000. Its totient is φ = 156164456448.

The previous prime is 556599952879. The next prime is 556599952939. The reversal of 556599952896 is 698259995655.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7045568985 + ... + 7045569063.

It is an arithmetic number, because the mean of its divisors is an integer number (2732637600).

Almost surely, 2^556599952896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556599952896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (874444032000).

556599952896 is an abundant number, since it is smaller than the sum of its proper divisors (1192288111104).

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

556599952896 is an equidigital number, since it uses as much as digits as its factorization.

556599952896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 149 counting only the distinct ones).

The product of its digits is 2361960000, while the sum is 78.

The spelling of 556599952896 in words is "five hundred fifty-six billion, five hundred ninety-nine million, nine hundred fifty-two thousand, eight hundred ninety-six".