12517716424 has 64 divisors (see below), whose sum is σ = 24839055360. Its totient is φ = 5905163520.

The previous prime is 12517716413. The next prime is 12517716427. The reversal of 12517716424 is 42461771521.

It is not an unprimeable number, because it can be changed into a prime (12517716427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3226774 + ... + 3230650.

It is an arithmetic number, because the mean of its divisors is an integer number (388110240).

Almost surely, 2^12517716424 is an apocalyptic number.

It is an amenable number.

12517716424 is a deficient number, since it is larger than the sum of its proper divisors (12321338936).

12517716424 is a wasteful number, since it uses less digits than its factorization.

12517716424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4238 (or 4234 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The spelling of 12517716424 in words is "twelve billion, five hundred seventeen million, seven hundred sixteen thousand, four hundred twenty-four".