165044912 has 10 divisors (see below), whose sum is σ = 319774548. Its totient is φ = 82522448.

The previous prime is 165044911. The next prime is 165044917. The reversal of 165044912 is 219440561.

It is not an unprimeable number, because it can be changed into a prime (165044911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5157638 + ... + 5157669.

Almost surely, 2^165044912 is an apocalyptic number.

It is an amenable number.

165044912 is a deficient number, since it is larger than the sum of its proper divisors (154729636).

165044912 is a wasteful number, since it uses less digits than its factorization.

165044912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10315315 (or 10315309 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 165044912 is about 12846.9806569482. The cubic root of 165044912 is about 548.5304150988.

The spelling of 165044912 in words is "one hundred sixty-five million, forty-four thousand, nine hundred twelve".