13517881324 has 6 divisors (see below), whose sum is σ = 23656292324. Its totient is φ = 6758940660.

The previous prime is 13517881277. The next prime is 13517881327. The reversal of 13517881324 is 42318871531.

It is not an unprimeable number, because it can be changed into a prime (13517881327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1689735162 + ... + 1689735169.

Almost surely, 2^13517881324 is an apocalyptic number.

It is an amenable number.

13517881324 is a deficient number, since it is larger than the sum of its proper divisors (10138411000).

13517881324 is a wasteful number, since it uses less digits than its factorization.

13517881324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379470335 (or 3379470333 counting only the distinct ones).

The product of its digits is 161280, while the sum is 43.

The spelling of 13517881324 in words is "thirteen billion, five hundred seventeen million, eight hundred eighty-one thousand, three hundred twenty-four".