14440320140243 has 4 divisors (see below), whose sum is σ = 14440574522040. Its totient is φ = 14440065758448.

The previous prime is 14440320140173. The next prime is 14440320140293. The reversal of 14440320140243 is 34204102304441.

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 14440320140243 - 2¹⁸ = 14440319878099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14440320140293) by changing a digit.

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, 127105730 + ... + 127219287.

It is an arithmetic number, because the mean of its divisors is an integer number (3610143630510).

Almost surely, 2^{14440320140243} is an apocalyptic number.

14440320140243 is a deficient number, since it is larger than the sum of its proper divisors (254381797).

14440320140243 is an equidigital number, since it uses as much as digits as its factorization.

14440320140243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254381796.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 14440320140243 its reverse (34204102304441), we get a palindrome (48644422444684).

The spelling of 14440320140243 in words is "fourteen trillion, four hundred forty billion, three hundred twenty million, one hundred forty thousand, two hundred forty-three".