13990107256 has 16 divisors (see below), whose sum is σ = 26383080600. Its totient is φ = 6954619104.

The previous prime is 13990107251. The next prime is 13990107283. The reversal of 13990107256 is 65270109931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13990107251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5052846 + ... + 5055613.

Almost surely, 2^13990107256 is an apocalyptic number.

It is an amenable number.

13990107256 is a deficient number, since it is larger than the sum of its proper divisors (12392973344).

13990107256 is a wasteful number, since it uses less digits than its factorization.

13990107256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10108638 (or 10108634 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 13990107256 in words is "thirteen billion, nine hundred ninety million, one hundred seven thousand, two hundred fifty-six".