165320088 has 32 divisors (see below), whose sum is σ = 419472960. Its totient is φ = 54283680.

The previous prime is 165320063. The next prime is 165320101. The reversal of 165320088 is 880023561.

It is a happy number.

165320088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49798 + ... + 53013.

It is an arithmetic number, because the mean of its divisors is an integer number (13108530).

Almost surely, 2^165320088 is an apocalyptic number.

It is an amenable number.

165320088 is an abundant number, since it is smaller than the sum of its proper divisors (254152872).

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

165320088 is a wasteful number, since it uses less digits than its factorization.

165320088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102887 (or 102883 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 165320088 is about 12857.6859504345. The cubic root of 165320088 is about 548.8350970054.

The spelling of 165320088 in words is "one hundred sixty-five million, three hundred twenty thousand, eighty-eight".