14669918719 has 4 divisors (see below), whose sum is σ = 15307741296. Its totient is φ = 14032096144.

The previous prime is 14669918713. The next prime is 14669918741. The reversal of 14669918719 is 91781996641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14669918719 - 2⁷ = 14669918591 is a prime.

It is a super-2 number, since 2×14669918719² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14669918713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318911254 + ... + 318911299.

It is an arithmetic number, because the mean of its divisors is an integer number (3826935324).

Almost surely, 2^14669918719 is an apocalyptic number.

14669918719 is a deficient number, since it is larger than the sum of its proper divisors (637822577).

14669918719 is an equidigital number, since it uses as much as digits as its factorization.

14669918719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637822576.

The product of its digits is 5878656, while the sum is 61.

The spelling of 14669918719 in words is "fourteen billion, six hundred sixty-nine million, nine hundred eighteen thousand, seven hundred nineteen".