13938380587756 has 12 divisors (see below), whose sum is σ = 24392642824368. Its totient is φ = 6969054066512.

The previous prime is 13938380587753. The next prime is 13938380587763. The reversal of 13938380587756 is 65778508383931.

It is not an unprimeable number, because it can be changed into a prime (13938380587753) 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, 33826456 + ... + 34236031.

It is an arithmetic number, because the mean of its divisors is an integer number (2032720235364).

Almost surely, 2^{13938380587756} is an apocalyptic number.

It is an amenable number.

13938380587756 is a deficient number, since it is larger than the sum of its proper divisors (10454262236612).

13938380587756 is a wasteful number, since it uses less digits than its factorization.

13938380587756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68113688 (or 68113686 counting only the distinct ones).

The product of its (nonzero) digits is 914457600, while the sum is 73.

The spelling of 13938380587756 in words is "thirteen trillion, nine hundred thirty-eight billion, three hundred eighty million, five hundred eighty-seven thousand, seven hundred fifty-six".