168311606874 has 8 divisors (see below), whose sum is σ = 336623213760. Its totient is φ = 56103868956.

The previous prime is 168311606857. The next prime is 168311606891. The reversal of 168311606874 is 478606113861.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (168311606857) and next prime (168311606891).

It is a sphenic number, since it is the product of 3 distinct primes.

168311606874 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14025967234 + ... + 14025967245.

It is an arithmetic number, because the mean of its divisors is an integer number (42077901720).

Almost surely, 2^168311606874 is an apocalyptic number.

168311606874 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

168311606874 is a wasteful number, since it uses less digits than its factorization.

168311606874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28051934484.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 168311606874 in words is "one hundred sixty-eight billion, three hundred eleven million, six hundred six thousand, eight hundred seventy-four".