14686957799 has 4 divisors (see below), whose sum is σ = 14802603264. Its totient is φ = 14571312336.

The previous prime is 14686957787. The next prime is 14686957843. The reversal of 14686957799 is 99775968641.

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 14686957799 - 2²⁰ = 14685909223 is a prime.

It is a super-4 number, since 4×14686957799⁴ (a number of 42 digits) contains 4444 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 (14686957729) 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 3 ways as a sum of consecutive naturals, for example, 57822542 + ... + 57822795.

It is an arithmetic number, because the mean of its divisors is an integer number (3700650816).

Almost surely, 2^14686957799 is an apocalyptic number.

14686957799 is a deficient number, since it is larger than the sum of its proper divisors (115645465).

14686957799 is a wasteful number, since it uses less digits than its factorization.

14686957799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115645464.

The product of its digits is 205752960, while the sum is 71.

The spelling of 14686957799 in words is "fourteen billion, six hundred eighty-six million, nine hundred fifty-seven thousand, seven hundred ninety-nine".