168937572475 has 48 divisors (see below), whose sum is σ = 242096012800. Its totient is φ = 114549811200.

The previous prime is 168937572449. The next prime is 168937572491. The reversal of 168937572475 is 574275739861.

It is not a de Polignac number, because 168937572475 - 2¹⁵ = 168937539707 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5661595 + ... + 5691355.

Almost surely, 2^168937572475 is an apocalyptic number.

168937572475 is a deficient number, since it is larger than the sum of its proper divisors (73158440325).

168937572475 is a wasteful number, since it uses less digits than its factorization.

168937572475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30140 (or 30135 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 64.

The spelling of 168937572475 in words is "one hundred sixty-eight billion, nine hundred thirty-seven million, five hundred seventy-two thousand, four hundred seventy-five".