6723669256 has 16 divisors (see below), whose sum is σ = 13041600300. Its totient is φ = 3245909184.

The previous prime is 6723669247. The next prime is 6723669311. The reversal of 6723669256 is 6529663276.

It can be written as a sum of positive squares in 2 ways, for example, as 6718425156 + 5244100 = 81966^2 + 2290^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14490435 + ... + 14490898.

Almost surely, 2^6723669256 is an apocalyptic number.

It is an amenable number.

6723669256 is a deficient number, since it is larger than the sum of its proper divisors (6317931044).

6723669256 is a wasteful number, since it uses less digits than its factorization.

6723669256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28981368 (or 28981364 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 52.

The square root of 6723669256 is about 81997.9832434920. The cubic root of 6723669256 is about 1887.4209904854.

The spelling of 6723669256 in words is "six billion, seven hundred twenty-three million, six hundred sixty-nine thousand, two hundred fifty-six".