43424324423 has 4 divisors (see below), whose sum is σ = 43507354248. Its totient is φ = 43341294600.

The previous prime is 43424324417. The next prime is 43424324443. The reversal of 43424324423 is 32442342434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43424324423 - 2¹² = 43424320327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43424324443) 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 3 ways as a sum of consecutive naturals, for example, 41514128 + ... + 41515173.

It is an arithmetic number, because the mean of its divisors is an integer number (10876838562).

Almost surely, 2^43424324423 is an apocalyptic number.

43424324423 is a deficient number, since it is larger than the sum of its proper divisors (83029825).

43424324423 is an equidigital number, since it uses as much as digits as its factorization.

43424324423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83029824.

The product of its digits is 221184, while the sum is 35.

Adding to 43424324423 its reverse (32442342434), we get a palindrome (75866666857).

The spelling of 43424324423 in words is "forty-three billion, four hundred twenty-four million, three hundred twenty-four thousand, four hundred twenty-three".