423342442361 has 2 divisors, whose sum is σ = 423342442362. Its totient is φ = 423342442360.

The previous prime is 423342442351. The next prime is 423342442429. The reversal of 423342442361 is 163244243324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 351478236736 + 71864205625 = 592856^2 + 268075^2 .

It is a cyclic number.

It is not a de Polignac number, because 423342442361 - 2¹⁴ = 423342425977 is a prime.

It is not a weakly prime, because it can be changed into another prime (423342442321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211671221180 + 211671221181.

It is an arithmetic number, because the mean of its divisors is an integer number (211671221181).

Almost surely, 2^423342442361 is an apocalyptic number.

It is an amenable number.

423342442361 is a deficient number, since it is larger than the sum of its proper divisors (1).

423342442361 is an equidigital number, since it uses as much as digits as its factorization.

423342442361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 38.

Adding to 423342442361 its reverse (163244243324), we get a palindrome (586586685685).

The spelling of 423342442361 in words is "four hundred twenty-three billion, three hundred forty-two million, four hundred forty-two thousand, three hundred sixty-one".