13135687314356 has 24 divisors (see below), whose sum is σ = 22994617250304. Its totient is φ = 6565796947040.

The previous prime is 13135687314289. The next prime is 13135687314359. The reversal of 13135687314356 is 65341378653131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13135687314359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264738206 + ... + 264787818.

It is an arithmetic number, because the mean of its divisors is an integer number (958109052096).

Almost surely, 2^{13135687314356} is an apocalyptic number.

It is an amenable number.

13135687314356 is a deficient number, since it is larger than the sum of its proper divisors (9858929935948).

13135687314356 is a wasteful number, since it uses less digits than its factorization.

13135687314356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68911 (or 68909 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 56.

The spelling of 13135687314356 in words is "thirteen trillion, one hundred thirty-five billion, six hundred eighty-seven million, three hundred fourteen thousand, three hundred fifty-six".