423441323043 has 16 divisors (see below), whose sum is σ = 575255667840. Its totient is φ = 276978896064.

The previous prime is 423441323009. The next prime is 423441323069. The reversal of 423441323043 is 340323144324.

It is a happy number.

It is not a de Polignac number, because 423441323043 - 2¹⁰ = 423441322019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423441322995 and 423441323013.

It is not an unprimeable number, because it can be changed into a prime (423441323083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2194546 + ... + 2379687.

It is an arithmetic number, because the mean of its divisors is an integer number (35953479240).

Almost surely, 2^423441323043 is an apocalyptic number.

423441323043 is a deficient number, since it is larger than the sum of its proper divisors (151814344797).

423441323043 is a wasteful number, since it uses less digits than its factorization.

423441323043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574818.

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

Adding to 423441323043 its reverse (340323144324), we get a palindrome (763764467367).

The spelling of 423441323043 in words is "four hundred twenty-three billion, four hundred forty-one million, three hundred twenty-three thousand, forty-three".