6900309568 has 14 divisors (see below), whose sum is σ = 13692801926. Its totient is φ = 3450154752.

The previous prime is 6900309547. The next prime is 6900309583. The reversal of 6900309568 is 8659030096.

It can be written as a sum of positive squares in only one way, i.e., 6568778304 + 331531264 = 81048^2 + 18208^2 .

It is a super-2 number, since 2×6900309568² = 95228544268464693248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53908605 + ... + 53908732.

Almost surely, 2^6900309568 is an apocalyptic number.

It is an amenable number.

6900309568 is a deficient number, since it is larger than the sum of its proper divisors (6792492358).

6900309568 is a wasteful number, since it uses less digits than its factorization.

6900309568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107817349 (or 107817339 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 6900309568 is about 83068.1019886695. The cubic root of 6900309568 is about 1903.8067324955.

The spelling of 6900309568 in words is "six billion, nine hundred million, three hundred nine thousand, five hundred sixty-eight".