422456128934347 has 2 divisors, whose sum is σ = 422456128934348. Its totient is φ = 422456128934346.

The previous prime is 422456128934291. The next prime is 422456128934417. The reversal of 422456128934347 is 743439821654224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422456128934347 - 2¹⁹ = 422456128410059 is a prime.

It is not a weakly prime, because it can be changed into another prime (422456128964347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211228064467173 + 211228064467174.

It is an arithmetic number, because the mean of its divisors is an integer number (211228064467174).

Almost surely, 2^{422456128934347} is an apocalyptic number.

422456128934347 is a deficient number, since it is larger than the sum of its proper divisors (1).

422456128934347 is an equidigital number, since it uses as much as digits as its factorization.

422456128934347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 278691840, while the sum is 64.

The spelling of 422456128934347 in words is "four hundred twenty-two trillion, four hundred fifty-six billion, one hundred twenty-eight million, nine hundred thirty-four thousand, three hundred forty-seven".