13928522689 has 16 divisors (see below), whose sum is σ = 14714929152. Its totient is φ = 13158140688.

The previous prime is 13928522687. The next prime is 13928522693. The reversal of 13928522689 is 98622582931.

13928522689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13928522689 - 2¹ = 13928522687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13928522681) by changing a digit.

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, 640692 + ... + 662074.

It is an arithmetic number, because the mean of its divisors is an integer number (919683072).

Almost surely, 2^13928522689 is an apocalyptic number.

It is an amenable number.

13928522689 is a deficient number, since it is larger than the sum of its proper divisors (786406463).

13928522689 is a wasteful number, since it uses less digits than its factorization.

13928522689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21756.

The product of its digits is 3732480, while the sum is 55.

The spelling of 13928522689 in words is "thirteen billion, nine hundred twenty-eight million, five hundred twenty-two thousand, six hundred eighty-nine".