165164522 has 16 divisors (see below), whose sum is σ = 257517792. Its totient is φ = 79379280.

The previous prime is 165164521. The next prime is 165164551. The reversal of 165164522 is 225461561.

It is not an unprimeable number, because it can be changed into a prime (165164521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7304 + ... + 19587.

It is an arithmetic number, because the mean of its divisors is an integer number (16094862).

Almost surely, 2^165164522 is an apocalyptic number.

165164522 is a deficient number, since it is larger than the sum of its proper divisors (92353270).

165164522 is a wasteful number, since it uses less digits than its factorization.

165164522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27013.

The product of its digits is 14400, while the sum is 32.

The square root of 165164522 is about 12851.6349932606. The cubic root of 165164522 is about 548.6628919282.

The spelling of 165164522 in words is "one hundred sixty-five million, one hundred sixty-four thousand, five hundred twenty-two".