43320322423 has 8 divisors (see below), whose sum is σ = 49511492000. Its totient is φ = 37129790880.

The previous prime is 43320322399. The next prime is 43320322433. The reversal of 43320322423 is 32422302334.

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

It is not a de Polignac number, because 43320322423 - 2¹⁷ = 43320191351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43320322391 and 43320322400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43320322433) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3888 + ... + 294373.

It is an arithmetic number, because the mean of its divisors is an integer number (6188936500).

Almost surely, 2^43320322423 is an apocalyptic number.

43320322423 is a deficient number, since it is larger than the sum of its proper divisors (6191169577).

43320322423 is a wasteful number, since it uses less digits than its factorization.

43320322423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319017.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 43320322423 its reverse (32422302334), we get a palindrome (75742624757).

The spelling of 43320322423 in words is "forty-three billion, three hundred twenty million, three hundred twenty-two thousand, four hundred twenty-three".