165011392 has 112 divisors (see below), whose sum is σ = 417332160. Its totient is φ = 62963712.

The previous prime is 165011389. The next prime is 165011411. The reversal of 165011392 is 293110561.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 165011392.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168408 + ... + 169384.

It is an arithmetic number, because the mean of its divisors is an integer number (3726180).

Almost surely, 2^165011392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165011392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208666080).

165011392 is an abundant number, since it is smaller than the sum of its proper divisors (252320768).

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

165011392 is a wasteful number, since it uses less digits than its factorization.

165011392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038 (or 1028 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 165011392 is about 12845.6760040101. The cubic root of 165011392 is about 548.4932777641.

The spelling of 165011392 in words is "one hundred sixty-five million, eleven thousand, three hundred ninety-two".