13900013888889 has 8 divisors (see below), whose sum is σ = 19623549019680. Its totient is φ = 8721577342016.

The previous prime is 13900013888879. The next prime is 13900013888903. The reversal of 13900013888889 is 98888831000931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13900013888889 - 2⁵ = 13900013888857 is a prime.

It is a super-2 number, since 2×13900013888889² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13900013888819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136274645919 + ... + 136274646020.

It is an arithmetic number, because the mean of its divisors is an integer number (2452943627460).

Almost surely, 2^{13900013888889} is an apocalyptic number.

It is an amenable number.

13900013888889 is a deficient number, since it is larger than the sum of its proper divisors (5723535130791).

13900013888889 is a wasteful number, since it uses less digits than its factorization.

13900013888889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272549291959.

The product of its (nonzero) digits is 23887872, while the sum is 66.

The spelling of 13900013888889 in words is "thirteen trillion, nine hundred billion, thirteen million, eight hundred eighty-eight thousand, eight hundred eighty-nine".