165360896 has 18 divisors (see below), whose sum is σ = 330076362. Its totient is φ = 82680320.

The previous prime is 165360889. The next prime is 165360931. The reversal of 165360896 is 698063561.

It can be written as a sum of positive squares in only one way, i.e., 118026496 + 47334400 = 10864^2 + 6880^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322715 + ... + 323226.

Almost surely, 2^165360896 is an apocalyptic number.

165360896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

165360896 is a deficient number, since it is larger than the sum of its proper divisors (164715466).

165360896 is an frugal number, since it uses more digits than its factorization.

165360896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645957 (or 645943 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 165360896 is about 12859.2727632631. The cubic root of 165360896 is about 548.8802518731.

The spelling of 165360896 in words is "one hundred sixty-five million, three hundred sixty thousand, eight hundred ninety-six".