423223132443 has 64 divisors (see below), whose sum is σ = 620276590080. Its totient is φ = 255593981952.

The previous prime is 423223132417. The next prime is 423223132463. The reversal of 423223132443 is 344231322324.

It is not a de Polignac number, because 423223132443 - 2¹⁸ = 423222870299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423223132463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 76849096 + ... + 76854602.

It is an arithmetic number, because the mean of its divisors is an integer number (9691821720).

Almost surely, 2^423223132443 is an apocalyptic number.

423223132443 is a deficient number, since it is larger than the sum of its proper divisors (197053457637).

423223132443 is a wasteful number, since it uses less digits than its factorization.

423223132443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5996.

The product of its digits is 82944, while the sum is 33.

Adding to 423223132443 its reverse (344231322324), we get a palindrome (767454454767).

The spelling of 423223132443 in words is "four hundred twenty-three billion, two hundred twenty-three million, one hundred thirty-two thousand, four hundred forty-three".