168304074512 has 40 divisors (see below), whose sum is σ = 372923292096. Its totient is φ = 72081933696.

The previous prime is 168304074479. The next prime is 168304074539. The reversal of 168304074512 is 215470403861.

It is a super-2 number, since 2×168304074512² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 168304074512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336038 + ... + 670469.

Almost surely, 2^168304074512 is an apocalyptic number.

It is an amenable number.

168304074512 is an abundant number, since it is smaller than the sum of its proper divisors (204619217584).

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

168304074512 is a wasteful number, since it uses less digits than its factorization.

168304074512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008015 (or 1008009 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 168304074512 in words is "one hundred sixty-eight billion, three hundred four million, seventy-four thousand, five hundred twelve".