165362045280 has 96 divisors (see below), whose sum is σ = 533004240384. Its totient is φ = 43071038976.

The previous prime is 165362045249. The next prime is 165362045327. The reversal of 165362045280 is 82540263561.

It is a tau number, because it is divible by the number of its divisors (96).

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, 3985224 + ... + 4026503.

It is an arithmetic number, because the mean of its divisors is an integer number (5552127504).

Almost surely, 2^165362045280 is an apocalyptic number.

165362045280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165362045280 is an abundant number, since it is smaller than the sum of its proper divisors (367642195104).

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

165362045280 is a wasteful number, since it uses less digits than its factorization.

165362045280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8011788 (or 8011780 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 165362045280 in words is "one hundred sixty-five billion, three hundred sixty-two million, forty-five thousand, two hundred eighty".