422617445149 has 2 divisors, whose sum is σ = 422617445150. Its totient is φ = 422617445148.

The previous prime is 422617445137. The next prime is 422617445191. The reversal of 422617445149 is 941544716224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280719828900 + 141897616249 = 529830^2 + 376693^2 .

It is a cyclic number.

It is not a de Polignac number, because 422617445149 - 2¹⁹ = 422616920861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422617445119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211308722574 + 211308722575.

It is an arithmetic number, because the mean of its divisors is an integer number (211308722575).

Almost surely, 2^422617445149 is an apocalyptic number.

It is an amenable number.

422617445149 is a deficient number, since it is larger than the sum of its proper divisors (1).

422617445149 is an equidigital number, since it uses as much as digits as its factorization.

422617445149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 49.

The spelling of 422617445149 in words is "four hundred twenty-two billion, six hundred seventeen million, four hundred forty-five thousand, one hundred forty-nine".