4431223403243 has 8 divisors (see below), whose sum is σ = 5453813419488. Its totient is φ = 3506022912384.

The previous prime is 4431223403221. The next prime is 4431223403251. The reversal of 4431223403243 is 3423043221344.

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

It is a cyclic number.

It is not a de Polignac number, because 4431223403243 - 2⁸ = 4431223402987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4431223408243) 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, 24347381246 + ... + 24347381427.

It is an arithmetic number, because the mean of its divisors is an integer number (681726677436).

Almost surely, 2^{4431223403243} is an apocalyptic number.

4431223403243 is a deficient number, since it is larger than the sum of its proper divisors (1022590016245).

4431223403243 is a wasteful number, since it uses less digits than its factorization.

4431223403243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48694762693.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 4431223403243 its reverse (3423043221344), we get a palindrome (7854266624587).

The spelling of 4431223403243 in words is "four trillion, four hundred thirty-one billion, two hundred twenty-three million, four hundred three thousand, two hundred forty-three".