224135531423 has 16 divisors (see below), whose sum is σ = 248138035200. Its totient is φ = 201612097440.

The previous prime is 224135531381. The next prime is 224135531429. The reversal of 224135531423 is 324135531422.

It is a cyclic number.

It is not a de Polignac number, because 224135531423 - 2¹⁸ = 224135269279 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 (224135531429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3558743 + ... + 3621176.

It is an arithmetic number, because the mean of its divisors is an integer number (15508627200).

Almost surely, 2^224135531423 is an apocalyptic number.

224135531423 is a deficient number, since it is larger than the sum of its proper divisors (24002503777).

224135531423 is a wasteful number, since it uses less digits than its factorization.

224135531423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7180022.

The product of its digits is 86400, while the sum is 35.

Subtracting 224135531423 from its reverse (324135531422), we obtain a palindrome (99999999999).

The spelling of 224135531423 in words is "two hundred twenty-four billion, one hundred thirty-five million, five hundred thirty-one thousand, four hundred twenty-three".