13998317924 has 24 divisors (see below), whose sum is σ = 24582942720. Its totient is φ = 6974662464.

The previous prime is 13998317873. The next prime is 13998317947. The reversal of 13998317924 is 42971389931.

It is a self number, because there is not a number n which added to its sum of digits gives 13998317924.

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, 1493597 + ... + 1502939.

It is an arithmetic number, because the mean of its divisors is an integer number (1024289280).

Almost surely, 2^13998317924 is an apocalyptic number.

It is an amenable number.

13998317924 is a deficient number, since it is larger than the sum of its proper divisors (10584624796).

13998317924 is a wasteful number, since it uses less digits than its factorization.

13998317924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10619 (or 10617 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 56.

The spelling of 13998317924 in words is "thirteen billion, nine hundred ninety-eight million, three hundred seventeen thousand, nine hundred twenty-four".