14243731855 has 4 divisors (see below), whose sum is σ = 17092478232. Its totient is φ = 11394985480.

The previous prime is 14243731819. The next prime is 14243731883. The reversal of 14243731855 is 55813734241.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-14243731855 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 1424373181 + ... + 1424373190.

It is an arithmetic number, because the mean of its divisors is an integer number (4273119558).

Almost surely, 2^14243731855 is an apocalyptic number.

14243731855 is a deficient number, since it is larger than the sum of its proper divisors (2848746377).

14243731855 is an equidigital number, since it uses as much as digits as its factorization.

14243731855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848746376.

The product of its digits is 403200, while the sum is 43.

The spelling of 14243731855 in words is "fourteen billion, two hundred forty-three million, seven hundred thirty-one thousand, eight hundred fifty-five".