422450345279 has 2 divisors, whose sum is σ = 422450345280. Its totient is φ = 422450345278.

The previous prime is 422450345249. The next prime is 422450345309. The reversal of 422450345279 is 972543054224.

It is a balanced prime because it is at equal distance from previous prime (422450345249) and next prime (422450345309).

It is a cyclic number.

It is not a de Polignac number, because 422450345279 - 2¹⁶ = 422450279743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422450345209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211225172639 + 211225172640.

It is an arithmetic number, because the mean of its divisors is an integer number (211225172640).

Almost surely, 2^422450345279 is an apocalyptic number.

422450345279 is a deficient number, since it is larger than the sum of its proper divisors (1).

422450345279 is an equidigital number, since it uses as much as digits as its factorization.

422450345279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 422450345279 in words is "four hundred twenty-two billion, four hundred fifty million, three hundred forty-five thousand, two hundred seventy-nine".