558490668 has 48 divisors (see below), whose sum is σ = 1347548160. Its totient is φ = 179841600.

The previous prime is 558490651. The next prime is 558490679. The reversal of 558490668 is 866094855.

It is a self number, because there is not a number n which added to its sum of digits gives 558490668.

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, 307483 + ... + 309293.

It is an arithmetic number, because the mean of its divisors is an integer number (28073920).

Almost surely, 2^558490668 is an apocalyptic number.

It is an amenable number.

558490668 is an abundant number, since it is smaller than the sum of its proper divisors (789057492).

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

558490668 is a wasteful number, since it uses less digits than its factorization.

558490668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2678 (or 2676 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The square root of 558490668 is about 23632.4071562759. The cubic root of 558490668 is about 823.5158713144.

The spelling of 558490668 in words is "five hundred fifty-eight million, four hundred ninety thousand, six hundred sixty-eight".