556351488 has 360 divisors, whose sum is σ = 2044660800. Its totient is φ = 144506880.

The previous prime is 556351447. The next prime is 556351489. The reversal of 556351488 is 884153655.

556351488 is a `hidden beast` number, since 5 + 5 + 635 + 1 + 4 + 8 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556351489) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50577403 + ... + 50577413.

Almost surely, 2^556351488 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 556351488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1022330400).

556351488 is an abundant number, since it is smaller than the sum of its proper divisors (1488309312).

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

556351488 is an equidigital number, since it uses as much as digits as its factorization.

556351488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66 (or 23 counting only the distinct ones).

The product of its digits is 576000, while the sum is 45.

The square root of 556351488 is about 23587.1042733100. The cubic root of 556351488 is about 822.4630917496.

The spelling of 556351488 in words is "five hundred fifty-six million, three hundred fifty-one thousand, four hundred eighty-eight".