165736912 has 80 divisors (see below), whose sum is σ = 371833344. Its totient is φ = 70848000.

The previous prime is 165736897. The next prime is 165736931. The reversal of 165736912 is 219637561.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 201462 + ... + 202282.

Almost surely, 2^165736912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165736912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185916672).

165736912 is an abundant number, since it is smaller than the sum of its proper divisors (206096432).

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

165736912 is a wasteful number, since it uses less digits than its factorization.

165736912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908 (or 902 counting only the distinct ones).

The product of its digits is 68040, while the sum is 40.

The square root of 165736912 is about 12873.8848837482. The cubic root of 165736912 is about 549.2959719199.

The spelling of 165736912 in words is "one hundred sixty-five million, seven hundred thirty-six thousand, nine hundred twelve".