43542324223 has 4 divisors (see below), whose sum is σ = 43724509920. Its totient is φ = 43360138528.

The previous prime is 43542324197. The next prime is 43542324227. The reversal of 43542324223 is 32242324534.

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 43542324223 - 2⁵ = 43542324191 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 (43542324227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91092490 + ... + 91092967.

It is an arithmetic number, because the mean of its divisors is an integer number (10931127480).

Almost surely, 2^43542324223 is an apocalyptic number.

43542324223 is a deficient number, since it is larger than the sum of its proper divisors (182185697).

43542324223 is a wasteful number, since it uses less digits than its factorization.

43542324223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182185696.

The product of its digits is 138240, while the sum is 34.

Adding to 43542324223 its reverse (32242324534), we get a palindrome (75784648757).

The spelling of 43542324223 in words is "forty-three billion, five hundred forty-two million, three hundred twenty-four thousand, two hundred twenty-three".