13236845268388 has 48 divisors (see below), whose sum is σ = 28292938208640. Its totient is φ = 5289332322816.

The previous prime is 13236845268349. The next prime is 13236845268391. The reversal of 13236845268388 is 88386254863231.

13236845268388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 129895323 + ... + 129997186.

It is an arithmetic number, because the mean of its divisors is an integer number (589436212680).

Almost surely, 2^{13236845268388} is an apocalyptic number.

It is an amenable number.

13236845268388 is an abundant number, since it is smaller than the sum of its proper divisors (15056092940252).

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

13236845268388 is a wasteful number, since it uses less digits than its factorization.

13236845268388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259892644 (or 259892642 counting only the distinct ones).

The product of its digits is 318504960, while the sum is 67.

The spelling of 13236845268388 in words is "thirteen trillion, two hundred thirty-six billion, eight hundred forty-five million, two hundred sixty-eight thousand, three hundred eighty-eight".