6888309808 has 20 divisors (see below), whose sum is σ = 13534075728. Its totient is φ = 3395645120.

The previous prime is 6888309751. The next prime is 6888309809. The reversal of 6888309808 is 8089038886.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6888309809) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3030691 + ... + 3032962.

Almost surely, 2^6888309808 is an apocalyptic number.

It is an amenable number.

6888309808 is a deficient number, since it is larger than the sum of its proper divisors (6645765920).

6888309808 is a wasteful number, since it uses less digits than its factorization.

6888309808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6063732 (or 6063726 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 58.

The square root of 6888309808 is about 82995.8421127227. The cubic root of 6888309808 is about 1902.7025076676.

The spelling of 6888309808 in words is "six billion, eight hundred eighty-eight million, three hundred nine thousand, eight hundred eight".