165879395 has 16 divisors (see below), whose sum is σ = 218495232. Its totient is φ = 119892960.

The previous prime is 165879341. The next prime is 165879437. The reversal of 165879395 is 593978561.

It is not a de Polignac number, because 165879395 - 2⁶ = 165879331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287 + ... + 18216.

It is an arithmetic number, because the mean of its divisors is an integer number (13655952).

Almost surely, 2^165879395 is an apocalyptic number.

165879395 is a deficient number, since it is larger than the sum of its proper divisors (52615837).

165879395 is a wasteful number, since it uses less digits than its factorization.

165879395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18682.

The product of its digits is 2041200, while the sum is 53.

The square root of 165879395 is about 12879.4174945919. The cubic root of 165879395 is about 549.4533356189.

The spelling of 165879395 in words is "one hundred sixty-five million, eight hundred seventy-nine thousand, three hundred ninety-five".