165615363413166 has 32 divisors (see below), whose sum is σ = 342658169609760. Its totient is φ = 53300610602624.

The previous prime is 165615363413131. The next prime is 165615363413177. The reversal of 165615363413166 is 661314363516561.

165615363413166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2634316 + ... + 18389408.

It is an arithmetic number, because the mean of its divisors is an integer number (10708067800305).

Almost surely, 2^{165615363413166} is an apocalyptic number.

165615363413166 is an abundant number, since it is smaller than the sum of its proper divisors (177042806196594).

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

165615363413166 is a wasteful number, since it uses less digits than its factorization.

165615363413166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15815540.

The product of its digits is 20995200, while the sum is 57.

The spelling of 165615363413166 in words is "one hundred sixty-five trillion, six hundred fifteen billion, three hundred sixty-three million, four hundred thirteen thousand, one hundred sixty-six".