165018150150156 has 72 divisors (see below), whose sum is σ = 432625681732608. Its totient is φ = 52979378508000.

The previous prime is 165018150150137. The next prime is 165018150150179. The reversal of 165018150150156 is 651051051810561.

165018150150156 is a `hidden beast` number, since 1 + 6 + 5 + 0 + 1 + 81 + 501 + 50 + 15 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350157240 + ... + 350628191.

It is an arithmetic number, because the mean of its divisors is an integer number (6008690024064).

Almost surely, 2^{165018150150156} is an apocalyptic number.

It is an amenable number.

165018150150156 is an abundant number, since it is smaller than the sum of its proper divisors (267607531582452).

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

165018150150156 is a wasteful number, since it uses less digits than its factorization.

165018150150156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700785683 (or 700785678 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 45.

The spelling of 165018150150156 in words is "one hundred sixty-five trillion, eighteen billion, one hundred fifty million, one hundred fifty thousand, one hundred fifty-six".