13990067904 has 28 divisors (see below), whose sum is σ = 37015388504. Its totient is φ = 4663355904.

The previous prime is 13990067879. The next prime is 13990067909. The reversal of 13990067904 is 40976009931.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (13990067909) by changing a digit.

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, 36432277 + ... + 36432660.

Almost surely, 2^13990067904 is an apocalyptic number.

It is an amenable number.

13990067904 is an abundant number, since it is smaller than the sum of its proper divisors (23025320600).

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

13990067904 is an equidigital number, since it uses as much as digits as its factorization.

13990067904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72864952 (or 72864942 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 48.

The spelling of 13990067904 in words is "thirteen billion, nine hundred ninety million, sixty-seven thousand, nine hundred four".