13436373239564 has 24 divisors (see below), whose sum is σ = 25660495275408. Its totient is φ = 6105243031040.

The previous prime is 13436373239519. The next prime is 13436373239579. The reversal of 13436373239564 is 46593237363431.

It is a super-2 number, since 2×13436373239564² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54860189 + ... + 55104564.

It is an arithmetic number, because the mean of its divisors is an integer number (1069187303142).

Almost surely, 2^{13436373239564} is an apocalyptic number.

It is an amenable number.

13436373239564 is a deficient number, since it is larger than the sum of its proper divisors (12224122035844).

13436373239564 is a wasteful number, since it uses less digits than its factorization.

13436373239564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109967545 (or 109967543 counting only the distinct ones).

The product of its digits is 88179840, while the sum is 59.

The spelling of 13436373239564 in words is "thirteen trillion, four hundred thirty-six billion, three hundred seventy-three million, two hundred thirty-nine thousand, five hundred sixty-four".