6863328836 has 24 divisors (see below), whose sum is σ = 14782555200. Its totient is φ = 2715162912.

The previous prime is 6863328811. The next prime is 6863328841. The reversal of 6863328836 is 6388233686.

It is a happy number.

It is a super-2 number, since 2×6863328836² = 94210565422138229792, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9427286 + ... + 9428013.

It is an arithmetic number, because the mean of its divisors is an integer number (615939800).

Almost surely, 2^6863328836 is an apocalyptic number.

It is an amenable number.

6863328836 is an abundant number, since it is smaller than the sum of its proper divisors (7919226364).

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

6863328836 is a wasteful number, since it uses less digits than its factorization.

6863328836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18855323 (or 18855321 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 53.

The square root of 6863328836 is about 82845.2100969030. The cubic root of 6863328836 is about 1900.3996237905.

The spelling of 6863328836 in words is "six billion, eight hundred sixty-three million, three hundred twenty-eight thousand, eight hundred thirty-six".