14502139999 has 4 divisors (see below), whose sum is σ = 14775765336. Its totient is φ = 14228514664.

The previous prime is 14502139991. The next prime is 14502140123. The reversal of 14502139999 is 99993120541.

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 14502139999 - 2³ = 14502139991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14502139991) 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, 136812589 + ... + 136812694.

It is an arithmetic number, because the mean of its divisors is an integer number (3693941334).

Almost surely, 2^14502139999 is an apocalyptic number.

14502139999 is a deficient number, since it is larger than the sum of its proper divisors (273625337).

14502139999 is an equidigital number, since it uses as much as digits as its factorization.

14502139999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273625336.

The product of its (nonzero) digits is 787320, while the sum is 52.

The spelling of 14502139999 in words is "fourteen billion, five hundred two million, one hundred thirty-nine thousand, nine hundred ninety-nine".