165339844 has 6 divisors (see below), whose sum is σ = 289344734. Its totient is φ = 82669920.

The previous prime is 165339827. The next prime is 165339851. The reversal of 165339844 is 448933561.

165339844 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., 148840000 + 16499844 = 12200^2 + 4062^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 165339844.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20667477 + ... + 20667484.

Almost surely, 2^165339844 is an apocalyptic number.

It is an amenable number.

165339844 is a deficient number, since it is larger than the sum of its proper divisors (124004890).

165339844 is a wasteful number, since it uses less digits than its factorization.

165339844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41334965 (or 41334963 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 165339844 is about 12858.4541839212. The cubic root of 165339844 is about 548.8569583421.

The spelling of 165339844 in words is "one hundred sixty-five million, three hundred thirty-nine thousand, eight hundred forty-four".