423342442351 has 2 divisors, whose sum is σ = 423342442352. Its totient is φ = 423342442350.

The previous prime is 423342442339. The next prime is 423342442361. The reversal of 423342442351 is 153244243324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423342442351 - 2¹⁷ = 423342311279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423342442351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423342442321) 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, 211671221175 + 211671221176.

It is an arithmetic number, because the mean of its divisors is an integer number (211671221176).

Almost surely, 2^423342442351 is an apocalyptic number.

423342442351 is a deficient number, since it is larger than the sum of its proper divisors (1).

423342442351 is an equidigital number, since it uses as much as digits as its factorization.

423342442351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 37.

Adding to 423342442351 its reverse (153244243324), we get a palindrome (576586685675).

The spelling of 423342442351 in words is "four hundred twenty-three billion, three hundred forty-two million, four hundred forty-two thousand, three hundred fifty-one".