13981562804 has 12 divisors (see below), whose sum is σ = 26692074528. Its totient is φ = 6355255800.

The previous prime is 13981562741. The next prime is 13981562839. The reversal of 13981562804 is 40826518931.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158881352 + ... + 158881439.

It is an arithmetic number, because the mean of its divisors is an integer number (2224339544).

Almost surely, 2^13981562804 is an apocalyptic number.

It is an amenable number.

13981562804 is a deficient number, since it is larger than the sum of its proper divisors (12710511724).

13981562804 is a wasteful number, since it uses less digits than its factorization.

13981562804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317762806 (or 317762804 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 13981562804 in words is "thirteen billion, nine hundred eighty-one million, five hundred sixty-two thousand, eight hundred four".