8313813956 has 36 divisors (see below), whose sum is σ = 17355398592. Its totient is φ = 3407198784.

The previous prime is 8313813947. The next prime is 8313813997. The reversal of 8313813956 is 6593183138.

It is a self number, because there is not a number n which added to its sum of digits gives 8313813956.

It is a congruent number.

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, 2312096 + ... + 2315688.

Almost surely, 2^8313813956 is an apocalyptic number.

It is an amenable number.

8313813956 is an abundant number, since it is smaller than the sum of its proper divisors (9041584636).

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

8313813956 is an equidigital number, since it uses as much as digits as its factorization.

8313813956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7220 (or 3625 counting only the distinct ones).

The product of its digits is 466560, while the sum is 47.

The square root of 8313813956 is about 91180.1182056703. The cubic root of 8313813956 is about 2025.8164837135.

The spelling of 8313813956 in words is "eight billion, three hundred thirteen million, eight hundred thirteen thousand, nine hundred fifty-six".