13900365504 has 56 divisors (see below), whose sum is σ = 40864505520. Its totient is φ = 4633454592.

The previous prime is 13900365487. The next prime is 13900365511. The reversal of 13900365504 is 40556300931.

13900365504 is a `hidden beast` number, since 1 + 3 + 90 + 0 + 3 + 65 + 504 = 666.

13900365504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×13900365504⁴ (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4020369 + ... + 4023824.

Almost surely, 2^13900365504 is an apocalyptic number.

It is an amenable number.

13900365504 is an abundant number, since it is smaller than the sum of its proper divisors (26964140016).

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

13900365504 is an equidigital number, since it uses as much as digits as its factorization.

13900365504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8044214 (or 8044198 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The spelling of 13900365504 in words is "thirteen billion, nine hundred million, three hundred sixty-five thousand, five hundred four".