423443324343 has 8 divisors (see below), whose sum is σ = 608021183728. Its totient is φ = 260580507264.

The previous prime is 423443324341. The next prime is 423443324363. The reversal of 423443324343 is 343423344324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 423443324343 - 2¹ = 423443324341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 10857521137 = 423443324343 / (4 + 2 + 3 + 4 + 4 + 3 + 3 + 2 + 4 + 3 + 4 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423443324341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5428760530 + ... + 5428760607.

It is an arithmetic number, because the mean of its divisors is an integer number (76002647966).

Almost surely, 2^423443324343 is an apocalyptic number.

423443324343 is a deficient number, since it is larger than the sum of its proper divisors (184577859385).

423443324343 is a wasteful number, since it uses less digits than its factorization.

423443324343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10857521153.

The product of its digits is 995328, while the sum is 39.

Adding to 423443324343 its reverse (343423344324), we get a palindrome (766866668667).

The spelling of 423443324343 in words is "four hundred twenty-three billion, four hundred forty-three million, three hundred twenty-four thousand, three hundred forty-three".