671888791316322 has 24 divisors (see below), whose sum is σ = 1455763986817920. Its totient is φ = 223962170597880.

The previous prime is 671888791316311. The next prime is 671888791316339. The reversal of 671888791316322 is 223613197888176.

671888791316322 is a `hidden beast` number, since 6 + 7 + 188 + 8 + 7 + 91 + 31 + 6 + 322 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57854454 + ... + 68490257.

It is an arithmetic number, because the mean of its divisors is an integer number (60656832784080).

Almost surely, 2^{671888791316322} is an apocalyptic number.

671888791316322 is an abundant number, since it is smaller than the sum of its proper divisors (783875195501598).

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

671888791316322 is a wasteful number, since it uses less digits than its factorization.

671888791316322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126640158 (or 126640155 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 72.

The spelling of 671888791316322 in words is "six hundred seventy-one trillion, eight hundred eighty-eight billion, seven hundred ninety-one million, three hundred sixteen thousand, three hundred twenty-two".