423334444433323 has 2 divisors, whose sum is σ = 423334444433324. Its totient is φ = 423334444433322.

The previous prime is 423334444433239. The next prime is 423334444433333. The reversal of 423334444433323 is 323334444433324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423334444433323 - 2⁹ = 423334444432811 is a prime.

It is not a weakly prime, because it can be changed into another prime (423334444433333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211667222216661 + 211667222216662.

It is an arithmetic number, because the mean of its divisors is an integer number (211667222216662).

Almost surely, 2^{423334444433323} is an apocalyptic number.

423334444433323 is a deficient number, since it is larger than the sum of its proper divisors (1).

423334444433323 is an equidigital number, since it uses as much as digits as its factorization.

423334444433323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35831808, while the sum is 49.

Adding to 423334444433323 its reverse (323334444433324), we get a palindrome (746668888866647).

Subtracting from 423334444433323 its reverse (323334444433324), we obtain a palindrome (99999999999999).

The spelling of 423334444433323 in words is "four hundred twenty-three trillion, three hundred thirty-four billion, four hundred forty-four million, four hundred thirty-three thousand, three hundred twenty-three".