165164524 has 12 divisors (see below), whose sum is σ = 330329104. Its totient is φ = 70784784.

The previous prime is 165164521. The next prime is 165164551. The reversal of 165164524 is 425461561.

165164524 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 165164524.

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 3 ways as a sum of consecutive naturals, for example, 2949339 + ... + 2949394.

Almost surely, 2^165164524 is an apocalyptic number.

165164524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

165164524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165164524 is a wasteful number, since it uses less digits than its factorization.

165164524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5898744 (or 5898742 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 165164524 is about 12851.6350710717. The cubic root of 165164524 is about 548.6628941428.

The spelling of 165164524 in words is "one hundred sixty-five million, one hundred sixty-four thousand, five hundred twenty-four".