6813362220 has 96 divisors (see below), whose sum is σ = 22750737408. Its totient is φ = 1489627392.

The previous prime is 6813362219. The next prime is 6813362239. The reversal of 6813362220 is 222633186.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342999 + ... + 362318.

It is an arithmetic number, because the mean of its divisors is an integer number (236986848).

Almost surely, 2^6813362220 is an apocalyptic number.

6813362220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6813362220 is an abundant number, since it is smaller than the sum of its proper divisors (15937375188).

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

6813362220 is a wasteful number, since it uses less digits than its factorization.

6813362220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705359 (or 705357 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 6813362220 is about 82543.0931089937. The cubic root of 6813362220 is about 1895.7766042497.

The spelling of 6813362220 in words is "six billion, eight hundred thirteen million, three hundred sixty-two thousand, two hundred twenty".