13636312712456 has 32 divisors (see below), whose sum is σ = 29433959677440. Its totient is φ = 5801476103808.

The previous prime is 13636312712447. The next prime is 13636312712483. The reversal of 13636312712456 is 65421721363631.

It is a happy number.

It is a super-2 number, since 2×13636312712456² (a number of 27 digits) contains 22 as substring.

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, 888698840 + ... + 888714183.

It is an arithmetic number, because the mean of its divisors is an integer number (919811239920).

Almost surely, 2^{13636312712456} is an apocalyptic number.

It is an amenable number.

13636312712456 is an abundant number, since it is smaller than the sum of its proper divisors (15797646964984).

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

13636312712456 is a wasteful number, since it uses less digits than its factorization.

13636312712456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777413173 (or 1777413169 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 50.

The spelling of 13636312712456 in words is "thirteen trillion, six hundred thirty-six billion, three hundred twelve million, seven hundred twelve thousand, four hundred fifty-six".