223433040434543 has 4 divisors (see below), whose sum is σ = 223824341731848. Its totient is φ = 223041739137240.

The previous prime is 223433040434509. The next prime is 223433040434599. The reversal of 223433040434543 is 345434040334322.

223433040434543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223433040434543 - 2³⁶ = 223364320957807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223433040434494 and 223433040434503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223433040433543) 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, 195650647796 + ... + 195650648937.

It is an arithmetic number, because the mean of its divisors is an integer number (55956085432962).

Almost surely, 2^{223433040434543} is an apocalyptic number.

223433040434543 is a deficient number, since it is larger than the sum of its proper divisors (391301297305).

223433040434543 is an equidigital number, since it uses as much as digits as its factorization.

223433040434543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391301297304.

The product of its (nonzero) digits is 4976640, while the sum is 44.

Adding to 223433040434543 its reverse (345434040334322), we get a palindrome (568867080768865).

The spelling of 223433040434543 in words is "two hundred twenty-three trillion, four hundred thirty-three billion, forty million, four hundred thirty-four thousand, five hundred forty-three".