2443404311243 has 6 divisors (see below), whose sum is σ = 2842327464156. Its totient is φ = 2094346552452.

The previous prime is 2443404311203. The next prime is 2443404311251. The reversal of 2443404311243 is 3421134043442.

It is not a de Polignac number, because 2443404311243 - 2²⁸ = 2443135875787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2443404311203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24932697005 + ... + 24932697102.

It is an arithmetic number, because the mean of its divisors is an integer number (473721244026).

Almost surely, 2^{2443404311243} is an apocalyptic number.

2443404311243 is a deficient number, since it is larger than the sum of its proper divisors (398923152913).

2443404311243 is an equidigital number, since it uses as much as digits as its factorization.

2443404311243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49865394121 (or 49865394114 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 2443404311243 its reverse (3421134043442), we get a palindrome (5864538354685).

The spelling of 2443404311243 in words is "two trillion, four hundred forty-three billion, four hundred four million, three hundred eleven thousand, two hundred forty-three".