442201434666287 has 2 divisors, whose sum is σ = 442201434666288. Its totient is φ = 442201434666286.

The previous prime is 442201434666283. The next prime is 442201434666331. The reversal of 442201434666287 is 782666434102244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442201434666287 - 2² = 442201434666283 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442201434666283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221100717333143 + 221100717333144.

It is an arithmetic number, because the mean of its divisors is an integer number (221100717333144).

Almost surely, 2^{442201434666287} is an apocalyptic number.

442201434666287 is a deficient number, since it is larger than the sum of its proper divisors (1).

442201434666287 is an equidigital number, since it uses as much as digits as its factorization.

442201434666287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74317824, while the sum is 59.

The spelling of 442201434666287 in words is "four hundred forty-two trillion, two hundred one billion, four hundred thirty-four million, six hundred sixty-six thousand, two hundred eighty-seven".