14619479439 has 4 divisors (see below), whose sum is σ = 19492639256. Its totient is φ = 9746319624.

The previous prime is 14619479437. The next prime is 14619479461. The reversal of 14619479439 is 93497491641.

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

It is not a de Polignac number, because 14619479439 - 2¹ = 14619479437 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 (14619479437) 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, 2436579904 + ... + 2436579909.

It is an arithmetic number, because the mean of its divisors is an integer number (4873159814).

Almost surely, 2^14619479439 is an apocalyptic number.

14619479439 is a deficient number, since it is larger than the sum of its proper divisors (4873159817).

14619479439 is an equidigital number, since it uses as much as digits as its factorization.

14619479439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4873159816.

The product of its digits is 5878656, while the sum is 57.

The spelling of 14619479439 in words is "fourteen billion, six hundred nineteen million, four hundred seventy-nine thousand, four hundred thirty-nine".