14639423543 has 2 divisors, whose sum is σ = 14639423544. Its totient is φ = 14639423542.

The previous prime is 14639423527. The next prime is 14639423593. The reversal of 14639423543 is 34532493641.

14639423543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14639423543 - 2⁴ = 14639423527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14639423494 and 14639423503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14639423593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7319711771 + 7319711772.

It is an arithmetic number, because the mean of its divisors is an integer number (7319711772).

Almost surely, 2^14639423543 is an apocalyptic number.

14639423543 is a deficient number, since it is larger than the sum of its proper divisors (1).

14639423543 is an equidigital number, since it uses as much as digits as its factorization.

14639423543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 44.

The spelling of 14639423543 in words is "fourteen billion, six hundred thirty-nine million, four hundred twenty-three thousand, five hundred forty-three".