442420424027 has 2 divisors, whose sum is σ = 442420424028. Its totient is φ = 442420424026.

The previous prime is 442420423933. The next prime is 442420424029. The reversal of 442420424027 is 720424024244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442420424027 - 2⁸ = 442420423771 is a prime.

Together with 442420424029, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (442420424029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221210212013 + 221210212014.

It is an arithmetic number, because the mean of its divisors is an integer number (221210212014).

Almost surely, 2^442420424027 is an apocalyptic number.

442420424027 is a deficient number, since it is larger than the sum of its proper divisors (1).

442420424027 is an equidigital number, since it uses as much as digits as its factorization.

442420424027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 114688, while the sum is 35.

The spelling of 442420424027 in words is "four hundred forty-two billion, four hundred twenty million, four hundred twenty-four thousand, twenty-seven".