6961556551696 has 20 divisors (see below), whose sum is σ = 13488081279100. Its totient is φ = 3480761382912.

The previous prime is 6961556551669. The next prime is 6961556551709.

6961556551696 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 304743745296 + 6656812806400 = 552036^2 + 2580080^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2762440 + ... + 4642648.

It is an arithmetic number, because the mean of its divisors is an integer number (674404063955).

Almost surely, 2^{6961556551696} is an apocalyptic number.

It is an amenable number.

6961556551696 is a deficient number, since it is larger than the sum of its proper divisors (6526524727404).

6961556551696 is a wasteful number, since it uses less digits than its factorization.

6961556551696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111626 (or 2111620 counting only the distinct ones).

The product of its digits is 393660000, while the sum is 70.

The spelling of 6961556551696 in words is "six trillion, nine hundred sixty-one billion, five hundred fifty-six million, five hundred fifty-one thousand, six hundred ninety-six".