165545022 has 16 divisors (see below), whose sum is σ = 341770752. Its totient is φ = 53401560.

The previous prime is 165545011. The next prime is 165545059. The reversal of 165545022 is 220545561.

165545022 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, 444828 + ... + 445199.

It is an arithmetic number, because the mean of its divisors is an integer number (21360672).

Almost surely, 2^165545022 is an apocalyptic number.

165545022 is an abundant number, since it is smaller than the sum of its proper divisors (176225730).

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

165545022 is a wasteful number, since it uses less digits than its factorization.

165545022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890063.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 165545022 is about 12866.4300410020. The cubic root of 165545022 is about 549.0838986447.

The spelling of 165545022 in words is "one hundred sixty-five million, five hundred forty-five thousand, twenty-two".