6684941568956 has 24 divisors (see below), whose sum is σ = 13437750576096. Its totient is φ = 2850431935680.

The previous prime is 6684941568941. The next prime is 6684941568961. The reversal of 6684941568956 is 6598651494866.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605953655 + ... + 605964686.

It is an arithmetic number, because the mean of its divisors is an integer number (559906274004).

Almost surely, 2^{6684941568956} is an apocalyptic number.

It is an amenable number.

6684941568956 is an abundant number, since it is smaller than the sum of its proper divisors (6752809007140).

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

6684941568956 is a wasteful number, since it uses less digits than its factorization.

6684941568956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211918549 (or 1211918547 counting only the distinct ones).

The product of its digits is 2687385600, while the sum is 77.

The spelling of 6684941568956 in words is "six trillion, six hundred eighty-four billion, nine hundred forty-one million, five hundred sixty-eight thousand, nine hundred fifty-six".