43242223999 has 4 divisors (see below), whose sum is σ = 46568548936. Its totient is φ = 39915899064.

The previous prime is 43242223967. The next prime is 43242224021. The reversal of 43242223999 is 99932224234.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99932224234 = 2 ⋅49966112117.

It is a cyclic number.

It is not a de Polignac number, because 43242223999 - 2⁵ = 43242223967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43242223499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1663162449 + ... + 1663162474.

It is an arithmetic number, because the mean of its divisors is an integer number (11642137234).

Almost surely, 2^43242223999 is an apocalyptic number.

43242223999 is a deficient number, since it is larger than the sum of its proper divisors (3326324937).

43242223999 is a wasteful number, since it uses less digits than its factorization.

43242223999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3326324936.

The product of its digits is 1679616, while the sum is 49.

The spelling of 43242223999 in words is "forty-three billion, two hundred forty-two million, two hundred twenty-three thousand, nine hundred ninety-nine".