165060618912 has 96 divisors (see below), whose sum is σ = 550202083200. Its totient is φ = 47160175104.

The previous prime is 165060618893. The next prime is 165060618929. The reversal of 165060618912 is 219816060561.

165060618912 is a `hidden beast` number, since 1 + 6 + 506 + 0 + 61 + 89 + 1 + 2 = 666.

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

It is a super-2 number, since 2×165060618912² (a number of 23 digits) contains 22 as substring.

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, 13639837 + ... + 13651932.

It is an arithmetic number, because the mean of its divisors is an integer number (5731271700).

Almost surely, 2^165060618912 is an apocalyptic number.

165060618912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165060618912 is an abundant number, since it is smaller than the sum of its proper divisors (385141464288).

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

165060618912 is a wasteful number, since it uses less digits than its factorization.

165060618912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27291795 (or 27291781 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 165060618912 in words is "one hundred sixty-five billion, sixty million, six hundred eighteen thousand, nine hundred twelve".