168160809768 has 32 divisors (see below), whose sum is σ = 480459456960. Its totient is φ = 48045945600.

The previous prime is 168160809749. The next prime is 168160809833. The reversal of 168160809768 is 867908061861.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500478433 + ... + 500478768.

It is an arithmetic number, because the mean of its divisors is an integer number (15014358030).

Almost surely, 2^168160809768 is an apocalyptic number.

It is an amenable number.

168160809768 is an abundant number, since it is smaller than the sum of its proper divisors (312298647192).

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

168160809768 is a wasteful number, since it uses less digits than its factorization.

168160809768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000957217 (or 1000957213 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 60.

The spelling of 168160809768 in words is "one hundred sixty-eight billion, one hundred sixty million, eight hundred nine thousand, seven hundred sixty-eight".