442324040443 has 2 divisors, whose sum is σ = 442324040444. Its totient is φ = 442324040442.

The previous prime is 442324040441. The next prime is 442324040467. The reversal of 442324040443 is 344040423244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442324040443 - 2¹ = 442324040441 is a prime.

Together with 442324040441, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 442324040399 and 442324040408.

It is not a weakly prime, because it can be changed into another prime (442324040441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221162020221 + 221162020222.

It is an arithmetic number, because the mean of its divisors is an integer number (221162020222).

Almost surely, 2^442324040443 is an apocalyptic number.

442324040443 is a deficient number, since it is larger than the sum of its proper divisors (1).

442324040443 is an equidigital number, since it uses as much as digits as its factorization.

442324040443 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 34.

Adding to 442324040443 its reverse (344040423244), we get a palindrome (786364463687).

The spelling of 442324040443 in words is "four hundred forty-two billion, three hundred twenty-four million, forty thousand, four hundred forty-three".