556121927088 has 240 divisors, whose sum is σ = 1919231286336. Its totient is φ = 146386206720.

The previous prime is 556121927077. The next prime is 556121927107. The reversal of 556121927088 is 880729121655.

556121927088 is a `hidden beast` number, since 5 + 5 + 612 + 19 + 2 + 7 + 0 + 8 + 8 = 666.

556121927088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6786456 + ... + 6867912.

Almost surely, 2^556121927088 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 556121927088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (959615643168).

556121927088 is an abundant number, since it is smaller than the sum of its proper divisors (1363109359248).

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

556121927088 is a wasteful number, since it uses less digits than its factorization.

556121927088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82012 (or 82003 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 54.

The spelling of 556121927088 in words is "five hundred fifty-six billion, one hundred twenty-one million, nine hundred twenty-seven thousand, eighty-eight".