13976614860687 has 12 divisors (see below), whose sum is σ = 20188942780344. Its totient is φ = 9317512890000.

The previous prime is 13976614860679. The next prime is 13976614860731. The reversal of 13976614860687 is 78606841667931.

It is a happy number.

13976614860687 is a `hidden beast` number, since 1 + 3 + 9 + 7 + 6 + 6 + 1 + 4 + 8 + 606 + 8 + 7 = 666.

It is not a de Polignac number, because 13976614860687 - 2³ = 13976614860679 is a prime.

It is a super-2 number, since 2×13976614860687² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13976614860647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18811189 + ... + 19540062.

It is an arithmetic number, because the mean of its divisors is an integer number (1682411898362).

Almost surely, 2^{13976614860687} is an apocalyptic number.

13976614860687 is a deficient number, since it is larger than the sum of its proper divisors (6212327919657).

13976614860687 is a wasteful number, since it uses less digits than its factorization.

13976614860687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38391750 (or 38391747 counting only the distinct ones).

The product of its (nonzero) digits is 438939648, while the sum is 72.

The spelling of 13976614860687 in words is "thirteen trillion, nine hundred seventy-six billion, six hundred fourteen million, eight hundred sixty thousand, six hundred eighty-seven".