442444401143 has 2 divisors, whose sum is σ = 442444401144. Its totient is φ = 442444401142.

The previous prime is 442444401107. The next prime is 442444401169. The reversal of 442444401143 is 341104444244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442444401143 - 2⁶ = 442444401079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442444403143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221222200571 + 221222200572.

It is an arithmetic number, because the mean of its divisors is an integer number (221222200572).

Almost surely, 2^442444401143 is an apocalyptic number.

442444401143 is a deficient number, since it is larger than the sum of its proper divisors (1).

442444401143 is an equidigital number, since it uses as much as digits as its factorization.

442444401143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 442444401143 its reverse (341104444244), we get a palindrome (783548845387).

The spelling of 442444401143 in words is "four hundred forty-two billion, four hundred forty-four million, four hundred one thousand, one hundred forty-three".