13556691346892 has 48 divisors (see below), whose sum is σ = 24025288133280. Its totient is φ = 6692789763072.

The previous prime is 13556691346889. The next prime is 13556691346921. The reversal of 13556691346892 is 29864319665531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1050329903 + ... + 1050342809.

It is an arithmetic number, because the mean of its divisors is an integer number (500526836110).

Almost surely, 2^{13556691346892} is an apocalyptic number.

It is an amenable number.

13556691346892 is a deficient number, since it is larger than the sum of its proper divisors (10468596786388).

13556691346892 is a wasteful number, since it uses less digits than its factorization.

13556691346892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21690 (or 21688 counting only the distinct ones).

The product of its digits is 251942400, while the sum is 68.

The spelling of 13556691346892 in words is "thirteen trillion, five hundred fifty-six billion, six hundred ninety-one million, three hundred forty-six thousand, eight hundred ninety-two".