14403872539 has 12 divisors (see below), whose sum is σ = 16662346096. Its totient is φ = 12197386512.

The previous prime is 14403872533. The next prime is 14403872543. The reversal of 14403872539 is 93527830441.

It is not a de Polignac number, because 14403872539 - 2¹⁹ = 14403348251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14403872533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101124 + ... + 197569.

Almost surely, 2^14403872539 is an apocalyptic number.

14403872539 is a deficient number, since it is larger than the sum of its proper divisors (2258473557).

14403872539 is an frugal number, since it uses more digits than its factorization.

14403872539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298866 (or 298783 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 14403872539 in words is "fourteen billion, four hundred three million, eight hundred seventy-two thousand, five hundred thirty-nine".