165496896 has 42 divisors (see below), whose sum is σ = 474368622. Its totient is φ = 55165440.

The previous prime is 165496889. The next prime is 165496909. The reversal of 165496896 is 698694561.

It is a happy number.

165496896 is a `hidden beast` number, since 1 + 6 + 549 + 6 + 8 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 165482496 + 14400 = 12864^2 + 120^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 143085 + ... + 144236.

It is an arithmetic number, because the mean of its divisors is an integer number (11294491).

Almost surely, 2^165496896 is an apocalyptic number.

165496896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

165496896 is an abundant number, since it is smaller than the sum of its proper divisors (308871726).

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

165496896 is a wasteful number, since it uses less digits than its factorization.

165496896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287339 (or 287326 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 165496896 is about 12864.5596893170. The cubic root of 165496896 is about 549.0306849781.

The spelling of 165496896 in words is "one hundred sixty-five million, four hundred ninety-six thousand, eight hundred ninety-six".