423422413369 has 2 divisors, whose sum is σ = 423422413370. Its totient is φ = 423422413368.

The previous prime is 423422413361. The next prime is 423422413451. The reversal of 423422413369 is 963314224324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 282797413369 + 140625000000 = 531787^2 + 375000^2 .

It is a cyclic number.

It is not a de Polignac number, because 423422413369 - 2³ = 423422413361 is a prime.

It is a super-2 number, since 2×423422413369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (423422413361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211711206684 + 211711206685.

It is an arithmetic number, because the mean of its divisors is an integer number (211711206685).

Almost surely, 2^423422413369 is an apocalyptic number.

It is an amenable number.

423422413369 is a deficient number, since it is larger than the sum of its proper divisors (1).

423422413369 is an equidigital number, since it uses as much as digits as its factorization.

423422413369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 43.

The spelling of 423422413369 in words is "four hundred twenty-three billion, four hundred twenty-two million, four hundred thirteen thousand, three hundred sixty-nine".