13890339008 has 112 divisors (see below), whose sum is σ = 34104827904. Its totient is φ = 5465871360.

The previous prime is 13890338989. The next prime is 13890339017. The reversal of 13890339008 is 80093309831.

13890339008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 13890339008.

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 15 ways as a sum of consecutive naturals, for example, 1106141 + ... + 1118627.

It is an arithmetic number, because the mean of its divisors is an integer number (304507392).

Almost surely, 2^13890339008 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13890339008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17052413952).

13890339008 is an abundant number, since it is smaller than the sum of its proper divisors (20214488896).

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

13890339008 is a wasteful number, since it uses less digits than its factorization.

13890339008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12710 (or 12700 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 44.

The spelling of 13890339008 in words is "thirteen billion, eight hundred ninety million, three hundred thirty-nine thousand, eight".