13256605561324 has 12 divisors (see below), whose sum is σ = 23201401485304. Its totient is φ = 6627633708384.

The previous prime is 13256605561321. The next prime is 13256605561379. The reversal of 13256605561324 is 42316550665231.

13256605561324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13256605561321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167223489 + ... + 167302744.

Almost surely, 2^{13256605561324} is an apocalyptic number.

It is an amenable number.

13256605561324 is a deficient number, since it is larger than the sum of its proper divisors (9944795923980).

13256605561324 is a wasteful number, since it uses less digits than its factorization.

13256605561324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334536144 (or 334536142 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 49.

The spelling of 13256605561324 in words is "thirteen trillion, two hundred fifty-six billion, six hundred five million, five hundred sixty-one thousand, three hundred twenty-four".