161312256015114 has 32 divisors (see below), whose sum is σ = 323447262086016. Its totient is φ = 53633793718080.

The previous prime is 161312256015061. The next prime is 161312256015139. The reversal of 161312256015114 is 411510652213161.

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, 16969117 + ... + 24709824.

It is an arithmetic number, because the mean of its divisors is an integer number (10107726940188).

Almost surely, 2^{161312256015114} is an apocalyptic number.

161312256015114 is an abundant number, since it is smaller than the sum of its proper divisors (162135006070902).

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

161312256015114 is a wasteful number, since it uses less digits than its factorization.

161312256015114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41680590.

The product of its (nonzero) digits is 43200, while the sum is 39.

The spelling of 161312256015114 in words is "one hundred sixty-one trillion, three hundred twelve billion, two hundred fifty-six million, fifteen thousand, one hundred fourteen".