313523143986 has 32 divisors (see below), whose sum is σ = 697063868928. Its totient is φ = 93356766720.

The previous prime is 313523143979. The next prime is 313523144009. The reversal of 313523143986 is 689341325313.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64828671 + ... + 64833506.

It is an arithmetic number, because the mean of its divisors is an integer number (21783245904).

Almost surely, 2^313523143986 is an apocalyptic number.

313523143986 is an abundant number, since it is smaller than the sum of its proper divisors (383540724942).

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

313523143986 is a wasteful number, since it uses less digits than its factorization.

313523143986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129662226.

The product of its digits is 1399680, while the sum is 48.

The spelling of 313523143986 in words is "three hundred thirteen billion, five hundred twenty-three million, one hundred forty-three thousand, nine hundred eighty-six".