14720122639 has 16 divisors (see below), whose sum is σ = 15887946528. Its totient is φ = 13586107392.

The previous prime is 14720122631. The next prime is 14720122667. The reversal of 14720122639 is 93622102741.

It is a cyclic number.

It is not a de Polignac number, because 14720122639 - 2³ = 14720122631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14720122598 and 14720122607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14720122631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3626299 + ... + 3630355.

It is an arithmetic number, because the mean of its divisors is an integer number (992996658).

Almost surely, 2^14720122639 is an apocalyptic number.

14720122639 is a deficient number, since it is larger than the sum of its proper divisors (1167823889).

14720122639 is a wasteful number, since it uses less digits than its factorization.

14720122639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8154.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 14720122639 in words is "fourteen billion, seven hundred twenty million, one hundred twenty-two thousand, six hundred thirty-nine".