168089776017 has 12 divisors (see below), whose sum is σ = 232114462320. Its totient is φ = 108195716272.

The previous prime is 168089776007. The next prime is 168089776031. The reversal of 168089776017 is 710677980861.

It is not a de Polignac number, because 168089776017 - 2²⁷ = 167955558289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (168089776007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33308967 + ... + 33314012.

It is an arithmetic number, because the mean of its divisors is an integer number (19342871860).

Almost surely, 2^168089776017 is an apocalyptic number.

It is an amenable number.

168089776017 is a deficient number, since it is larger than the sum of its proper divisors (64024686303).

168089776017 is an equidigital number, since it uses as much as digits as its factorization.

168089776017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66623040 (or 66623011 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 60.

The spelling of 168089776017 in words is "one hundred sixty-eight billion, eighty-nine million, seven hundred seventy-six thousand, seventeen".