165355312 has 10 divisors (see below), whose sum is σ = 320375948. Its totient is φ = 82677648.

The previous prime is 165355291. The next prime is 165355363. The reversal of 165355312 is 213553561.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5167338 + ... + 5167369.

Almost surely, 2^165355312 is an apocalyptic number.

It is an amenable number.

165355312 is a deficient number, since it is larger than the sum of its proper divisors (155020636).

165355312 is a wasteful number, since it uses less digits than its factorization.

165355312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10334715 (or 10334709 counting only the distinct ones).

The product of its digits is 13500, while the sum is 31.

The square root of 165355312 is about 12859.0556418424. The cubic root of 165355312 is about 548.8740735042.

It can be divided in two parts, 1653 and 55312, that added together give a palindrome (56965).

The spelling of 165355312 in words is "one hundred sixty-five million, three hundred fifty-five thousand, three hundred twelve".