442999159392289 has 2 divisors, whose sum is σ = 442999159392290. Its totient is φ = 442999159392288.

The previous prime is 442999159392217. The next prime is 442999159392319. The reversal of 442999159392289 is 982293951999244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 295619365152225 + 147379794240064 = 17193585^2 + 12140008^2 .

It is a cyclic number.

It is not a de Polignac number, because 442999159392289 - 2⁷ = 442999159392161 is a prime.

It is not a weakly prime, because it can be changed into another prime (442999159392389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221499579696144 + 221499579696145.

It is an arithmetic number, because the mean of its divisors is an integer number (221499579696145).

Almost surely, 2^{442999159392289} is an apocalyptic number.

It is an amenable number.

442999159392289 is a deficient number, since it is larger than the sum of its proper divisors (1).

442999159392289 is an equidigital number, since it uses as much as digits as its factorization.

442999159392289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8162933760, while the sum is 85.

The spelling of 442999159392289 in words is "four hundred forty-two trillion, nine hundred ninety-nine billion, one hundred fifty-nine million, three hundred ninety-two thousand, two hundred eighty-nine".