423243322423344 has 160 divisors (see below), whose sum is σ = 1244513858515200. Its totient is φ = 137638123983360.

The previous prime is 423243322423301. The next prime is 423243322423357. The reversal of 423243322423344 is 443324223342324.

423243322423344 is a `hidden beast` number, since 4 + 2 + 3 + 2 + 4 + 332 + 242 + 33 + 44 = 666.

It is a super-2 number, since 2×423243322423344² (a number of 30 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 423243322423344.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 1711617187 + ... + 1711864445.

It is an arithmetic number, because the mean of its divisors is an integer number (7778211615720).

Almost surely, 2^{423243322423344} is an apocalyptic number.

It is an amenable number.

423243322423344 is an abundant number, since it is smaller than the sum of its proper divisors (821270536091856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423243322423344 is a wasteful number, since it uses less digits than its factorization.

423243322423344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343960 (or 343948 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 45.

Adding to 423243322423344 its reverse (443324223342324), we get a palindrome (866567545765668).

The spelling of 423243322423344 in words is "four hundred twenty-three trillion, two hundred forty-three billion, three hundred twenty-two million, four hundred twenty-three thousand, three hundred forty-four".