224531434543 has 4 divisors (see below), whose sum is σ = 241803083368. Its totient is φ = 207259785720.

The previous prime is 224531434493. The next prime is 224531434549. The reversal of 224531434543 is 345434135422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345434135422 = 2 ⋅172717067711.

It is not a de Polignac number, because 224531434543 - 2³⁷ = 87092481071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224531434496 and 224531434505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224531434549) 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, 8635824393 + ... + 8635824418.

It is an arithmetic number, because the mean of its divisors is an integer number (60450770842).

Almost surely, 2^224531434543 is an apocalyptic number.

224531434543 is a deficient number, since it is larger than the sum of its proper divisors (17271648825).

224531434543 is a wasteful number, since it uses less digits than its factorization.

224531434543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17271648824.

The product of its digits is 691200, while the sum is 40.

Adding to 224531434543 its reverse (345434135422), we get a palindrome (569965569965).

The spelling of 224531434543 in words is "two hundred twenty-four billion, five hundred thirty-one million, four hundred thirty-four thousand, five hundred forty-three".