165055555054984 has 64 divisors (see below), whose sum is σ = 367134700556160. Its totient is φ = 68703569648640.

The previous prime is 165055555054961. The next prime is 165055555055023. The reversal of 165055555054984 is 489450555550561.

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, 1490907532 + ... + 1491018235.

It is an arithmetic number, because the mean of its divisors is an integer number (5736479696190).

Almost surely, 2^{165055555054984} is an apocalyptic number.

It is an amenable number.

165055555054984 is an abundant number, since it is smaller than the sum of its proper divisors (202079145501176).

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

165055555054984 is a wasteful number, since it uses less digits than its factorization.

165055555054984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981925838 (or 2981925834 counting only the distinct ones).

The product of its (nonzero) digits is 540000000, while the sum is 67.

The spelling of 165055555054984 in words is "one hundred sixty-five trillion, fifty-five billion, five hundred fifty-five million, fifty-four thousand, nine hundred eighty-four".