258113169 has 16 divisors (see below), whose sum is σ = 383986240. Its totient is φ = 171357120.

The previous prime is 258113077. The next prime is 258113171. The reversal of 258113169 is 961311852.

258113169 is a `hidden beast` number, since 2 + 581 + 13 + 1 + 69 = 666.

It is not a de Polignac number, because 258113169 - 2⁷ = 258113041 is a prime.

It is a super-2 number, since 2×258113169² = 133244816022445122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (258113189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13327 + ... + 26340.

It is an arithmetic number, because the mean of its divisors is an integer number (23999140).

Almost surely, 2^258113169 is an apocalyptic number.

It is an amenable number.

258113169 is a deficient number, since it is larger than the sum of its proper divisors (125873071).

258113169 is a wasteful number, since it uses less digits than its factorization.

258113169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39917 (or 39911 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 258113169 is about 16065.9008150804. The cubic root of 258113169 is about 636.7027431594.

The spelling of 258113169 in words is "two hundred fifty-eight million, one hundred thirteen thousand, one hundred sixty-nine".