14720689139 has 8 divisors (see below), whose sum is σ = 15868440672. Its totient is φ = 13575136320.

The previous prime is 14720689133. The next prime is 14720689141. The reversal of 14720689139 is 93198602741.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14720689139 is a prime.

It is a super-2 number, since 2×14720689139² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14720689133) 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, 535754 + ... + 562559.

It is an arithmetic number, because the mean of its divisors is an integer number (1983555084).

Almost surely, 2^14720689139 is an apocalyptic number.

14720689139 is a deficient number, since it is larger than the sum of its proper divisors (1147751533).

14720689139 is a wasteful number, since it uses less digits than its factorization.

14720689139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099357.

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 14720689139 in words is "fourteen billion, seven hundred twenty million, six hundred eighty-nine thousand, one hundred thirty-nine".