442255304461 has 2 divisors, whose sum is σ = 442255304462. Its totient is φ = 442255304460.

The previous prime is 442255304423. The next prime is 442255304467. The reversal of 442255304461 is 164403552244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260399966436 + 181855338025 = 510294^2 + 426445^2 .

It is a cyclic number.

It is not a de Polignac number, because 442255304461 - 2⁹ = 442255303949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442255304467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221127652230 + 221127652231.

It is an arithmetic number, because the mean of its divisors is an integer number (221127652231).

Almost surely, 2^442255304461 is an apocalyptic number.

It is an amenable number.

442255304461 is a deficient number, since it is larger than the sum of its proper divisors (1).

442255304461 is an equidigital number, since it uses as much as digits as its factorization.

442255304461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 442255304461 in words is "four hundred forty-two billion, two hundred fifty-five million, three hundred four thousand, four hundred sixty-one".