165765000916 has 6 divisors (see below), whose sum is σ = 290088751610. Its totient is φ = 82882500456.

The previous prime is 165765000899. The next prime is 165765000949. The reversal of 165765000916 is 619000567561.

165765000916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 129165484816 + 36599516100 = 359396^2 + 191310^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20720625111 + ... + 20720625118.

Almost surely, 2^165765000916 is an apocalyptic number.

It is an amenable number.

165765000916 is a deficient number, since it is larger than the sum of its proper divisors (124323750694).

165765000916 is a wasteful number, since it uses less digits than its factorization.

165765000916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41441250233 (or 41441250231 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 46.

The spelling of 165765000916 in words is "one hundred sixty-five billion, seven hundred sixty-five million, nine hundred sixteen", and thus it is an aban number.