556525568 has 48 divisors (see below), whose sum is σ = 1117116000. Its totient is φ = 277180416.

The previous prime is 556525553. The next prime is 556525577. The reversal of 556525568 is 865525655.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898763 + ... + 899381.

It is an arithmetic number, because the mean of its divisors is an integer number (23273250).

Almost surely, 2^556525568 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 556525568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (558558000).

556525568 is an abundant number, since it is smaller than the sum of its proper divisors (560590432).

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

556525568 is an equidigital number, since it uses as much as digits as its factorization.

556525568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080 (or 1060 counting only the distinct ones).

The product of its digits is 1800000, while the sum is 47.

The square root of 556525568 is about 23590.7941366966. The cubic root of 556525568 is about 822.5488645316.

The spelling of 556525568 in words is "five hundred fifty-six million, five hundred twenty-five thousand, five hundred sixty-eight".