165327560 has 16 divisors (see below), whose sum is σ = 371987100. Its totient is φ = 66131008.

The previous prime is 165327559. The next prime is 165327563. The reversal of 165327560 is 65723561.

165327560 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 2 ways, for example, as 149279524 + 16048036 = 12218^2 + 4006^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 165327560.

It is not an unprimeable number, because it can be changed into a prime (165327563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2066555 + ... + 2066634.

Almost surely, 2^165327560 is an apocalyptic number.

165327560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165327560 is an abundant number, since it is smaller than the sum of its proper divisors (206659540).

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

165327560 is a wasteful number, since it uses less digits than its factorization.

165327560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4133200 (or 4133196 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 165327560 is about 12857.9765126555. The cubic root of 165327560 is about 548.8433654785.

The spelling of 165327560 in words is "one hundred sixty-five million, three hundred twenty-seven thousand, five hundred sixty".