13998880344 has 64 divisors (see below), whose sum is σ = 36853516800. Its totient is φ = 4418976384.

The previous prime is 13998880339. The next prime is 13998880373. The reversal of 13998880344 is 44308889931.

13998880344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1695394 + ... + 1703630.

It is an arithmetic number, because the mean of its divisors is an integer number (575836200).

Almost surely, 2^13998880344 is an apocalyptic number.

It is an amenable number.

13998880344 is an abundant number, since it is smaller than the sum of its proper divisors (22854636456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13998880344 is a wasteful number, since it uses less digits than its factorization.

13998880344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11992 (or 11988 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 13998880344 in words is "thirteen billion, nine hundred ninety-eight million, eight hundred eighty thousand, three hundred forty-four".