5168658985 has 32 divisors (see below), whose sum is σ = 7382034432. Its totient is φ = 3399459840.

The previous prime is 5168658961. The next prime is 5168658991. The reversal of 5168658985 is 5898568615.

It is not a de Polignac number, because 5168658985 - 2¹³ = 5168650793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 101527 + ... + 143683.

It is an arithmetic number, because the mean of its divisors is an integer number (230688576).

Almost surely, 2^5168658985 is an apocalyptic number.

It is an amenable number.

5168658985 is a deficient number, since it is larger than the sum of its proper divisors (2213375447).

5168658985 is a wasteful number, since it uses less digits than its factorization.

5168658985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42313.

The product of its digits is 20736000, while the sum is 61.

The square root of 5168658985 is about 71893.3862396257. The cubic root of 5168658985 is about 1728.9905774513.

The spelling of 5168658985 in words is "five billion, one hundred sixty-eight million, six hundred fifty-eight thousand, nine hundred eighty-five".