442311904142663 has 2 divisors, whose sum is σ = 442311904142664. Its totient is φ = 442311904142662.

The previous prime is 442311904142629. The next prime is 442311904142677. The reversal of 442311904142663 is 366241409113244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442311904142663 - 2³⁰ = 442310830400839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442311904142623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221155952071331 + 221155952071332.

It is an arithmetic number, because the mean of its divisors is an integer number (221155952071332).

Almost surely, 2^{442311904142663} is an apocalyptic number.

442311904142663 is a deficient number, since it is larger than the sum of its proper divisors (1).

442311904142663 is an equidigital number, since it uses as much as digits as its factorization.

442311904142663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 442311904142663 in words is "four hundred forty-two trillion, three hundred eleven billion, nine hundred four million, one hundred forty-two thousand, six hundred sixty-three".