14666813689 has 8 divisors (see below), whose sum is σ = 16238969568. Its totient is φ = 13134459360.

The previous prime is 14666813687. The next prime is 14666813723. The reversal of 14666813689 is 98631866641.

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

It is not a de Polignac number, because 14666813689 - 2¹ = 14666813687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14666813687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9949612 + ... + 9951085.

It is an arithmetic number, because the mean of its divisors is an integer number (2029871196).

Almost surely, 2^14666813689 is an apocalyptic number.

It is an amenable number.

14666813689 is a deficient number, since it is larger than the sum of its proper divisors (1572155879).

14666813689 is a wasteful number, since it uses less digits than its factorization.

14666813689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19900775.

The product of its digits is 8957952, while the sum is 58.

The spelling of 14666813689 in words is "fourteen billion, six hundred sixty-six million, eight hundred thirteen thousand, six hundred eighty-nine".