4042442340143 has 2 divisors, whose sum is σ = 4042442340144. Its totient is φ = 4042442340142.

The previous prime is 4042442340103. The next prime is 4042442340149. The reversal of 4042442340143 is 3410432442404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4042442340143 - 2²⁸ = 4042173904687 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4042442340149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021221170071 + 2021221170072.

It is an arithmetic number, because the mean of its divisors is an integer number (2021221170072).

Almost surely, 2^{4042442340143} is an apocalyptic number.

4042442340143 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042442340143 is an equidigital number, since it uses as much as digits as its factorization.

4042442340143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 4042442340143 its reverse (3410432442404), we get a palindrome (7452874782547).

The spelling of 4042442340143 in words is "four trillion, forty-two billion, four hundred forty-two million, three hundred forty thousand, one hundred forty-three".