558108993 has 32 divisors (see below), whose sum is σ = 812593152. Its totient is φ = 338688000.

The previous prime is 558108989. The next prime is 558109033. The reversal of 558108993 is 399801855.

It is not a de Polignac number, because 558108993 - 2² = 558108989 is a prime.

It is a super-2 number, since 2×558108993² = 622971296134948098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (558108893) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1391593 + ... + 1391993.

It is an arithmetic number, because the mean of its divisors is an integer number (25393536).

Almost surely, 2^558108993 is an apocalyptic number.

It is an amenable number.

558108993 is a deficient number, since it is larger than the sum of its proper divisors (254484159).

558108993 is a wasteful number, since it uses less digits than its factorization.

558108993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825.

The product of its (nonzero) digits is 388800, while the sum is 48.

The square root of 558108993 is about 23624.3305301970. The cubic root of 558108993 is about 823.3282304298.

The spelling of 558108993 in words is "five hundred fifty-eight million, one hundred eight thousand, nine hundred ninety-three".