23431444144239 has 8 divisors (see below), whose sum is σ = 31244126182960. Its totient is φ = 15619862434176.

The previous prime is 23431444144201. The next prime is 23431444144261. The reversal of 23431444144239 is 93244144413432.

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

It is not a de Polignac number, because 23431444144239 - 2¹⁷ = 23431444013167 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 (23431444144279) 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, 275032474 + ... + 275117655.

It is an arithmetic number, because the mean of its divisors is an integer number (3905515772870).

Almost surely, 2^{23431444144239} is an apocalyptic number.

23431444144239 is a deficient number, since it is larger than the sum of its proper divisors (7812682038721).

23431444144239 is a wasteful number, since it uses less digits than its factorization.

23431444144239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550164329.

The product of its digits is 3981312, while the sum is 48.

The spelling of 23431444144239 in words is "twenty-three trillion, four hundred thirty-one billion, four hundred forty-four million, one hundred forty-four thousand, two hundred thirty-nine".