422349784853 has 2 divisors, whose sum is σ = 422349784854. Its totient is φ = 422349784852.

The previous prime is 422349784819. The next prime is 422349784859. The reversal of 422349784853 is 358487943224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409079205649 + 13270579204 = 639593^2 + 115198^2 .

It is a cyclic number.

It is not a de Polignac number, because 422349784853 - 2¹⁶ = 422349719317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422349784792 and 422349784801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422349784859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211174892426 + 211174892427.

It is an arithmetic number, because the mean of its divisors is an integer number (211174892427).

Almost surely, 2^422349784853 is an apocalyptic number.

It is an amenable number.

422349784853 is a deficient number, since it is larger than the sum of its proper divisors (1).

422349784853 is an equidigital number, since it uses as much as digits as its factorization.

422349784853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46448640, while the sum is 59.

The spelling of 422349784853 in words is "four hundred twenty-two billion, three hundred forty-nine million, seven hundred eighty-four thousand, eight hundred fifty-three".