442042230163 has 2 divisors, whose sum is σ = 442042230164. Its totient is φ = 442042230162.

The previous prime is 442042230143. The next prime is 442042230293. The reversal of 442042230163 is 361032240244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442042230163 - 2³³ = 433452295571 is a prime.

It is not a weakly prime, because it can be changed into another prime (442042230143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221021115081 + 221021115082.

It is an arithmetic number, because the mean of its divisors is an integer number (221021115082).

Almost surely, 2^442042230163 is an apocalyptic number.

442042230163 is a deficient number, since it is larger than the sum of its proper divisors (1).

442042230163 is an equidigital number, since it uses as much as digits as its factorization.

442042230163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 442042230163 in words is "four hundred forty-two billion, forty-two million, two hundred thirty thousand, one hundred sixty-three".