13609690695954 has 12 divisors (see below), whose sum is σ = 29487663174606. Its totient is φ = 4536563565312.

The previous prime is 13609690695949. The next prime is 13609690695967. The reversal of 13609690695954 is 45959609690631.

13609690695954 is a `hidden beast` number, since 1 + 3 + 609 + 6 + 9 + 0 + 6 + 9 + 5 + 9 + 5 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8560803033225 + 5048887662729 = 2925885^2 + 2246973^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 378046963759 + ... + 378046963794.

Almost surely, 2^{13609690695954} is an apocalyptic number.

13609690695954 is an abundant number, since it is smaller than the sum of its proper divisors (15877972478652).

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

13609690695954 is a wasteful number, since it uses less digits than its factorization.

13609690695954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756093927561 (or 756093927558 counting only the distinct ones).

The product of its (nonzero) digits is 425152800, while the sum is 72.

The spelling of 13609690695954 in words is "thirteen trillion, six hundred nine billion, six hundred ninety million, six hundred ninety-five thousand, nine hundred fifty-four".