13900690136 has 32 divisors (see below), whose sum is σ = 27932070240. Its totient is φ = 6468473088.

The previous prime is 13900690121. The next prime is 13900690189. The reversal of 13900690136 is 63109600931.

It is a self number, because there is not a number n which added to its sum of digits gives 13900690136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1014101 + ... + 1027716.

It is an arithmetic number, because the mean of its divisors is an integer number (872877195).

Almost surely, 2^13900690136 is an apocalyptic number.

It is an amenable number.

13900690136 is an abundant number, since it is smaller than the sum of its proper divisors (14031380104).

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

13900690136 is a wasteful number, since it uses less digits than its factorization.

13900690136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041883 (or 2041879 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 38.

The spelling of 13900690136 in words is "thirteen billion, nine hundred million, six hundred ninety thousand, one hundred thirty-six".