165179457275 has 12 divisors (see below), whose sum is σ = 234082888272. Its totient is φ = 113265913440.

The previous prime is 165179457257. The next prime is 165179457307. The reversal of 165179457275 is 572754971561.

It is not a de Polignac number, because 165179457275 - 2²⁰ = 165178408699 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 471941132 + ... + 471941481.

It is an arithmetic number, because the mean of its divisors is an integer number (19506907356).

Almost surely, 2^165179457275 is an apocalyptic number.

165179457275 is a deficient number, since it is larger than the sum of its proper divisors (68903430997).

165179457275 is an equidigital number, since it uses as much as digits as its factorization.

165179457275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943882630 (or 943882625 counting only the distinct ones).

The product of its digits is 18522000, while the sum is 59.

The spelling of 165179457275 in words is "one hundred sixty-five billion, one hundred seventy-nine million, four hundred fifty-seven thousand, two hundred seventy-five".