557556104 has 64 divisors (see below), whose sum is σ = 1239504000. Its totient is φ = 234964800.

The previous prime is 557556091. The next prime is 557556127. The reversal of 557556104 is 401655755.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165719 + ... + 169049.

It is an arithmetic number, because the mean of its divisors is an integer number (19367250).

Almost surely, 2^557556104 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 557556104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619752000).

557556104 is an abundant number, since it is smaller than the sum of its proper divisors (681947896).

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

557556104 is a wasteful number, since it uses less digits than its factorization.

557556104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419 (or 3401 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 38.

The square root of 557556104 is about 23612.6259446085. The cubic root of 557556104 is about 823.0562647220.

The spelling of 557556104 in words is "five hundred fifty-seven million, five hundred fifty-six thousand, one hundred four".