205300324443 has 32 divisors (see below), whose sum is σ = 277172300800. Its totient is φ = 135161726976.

The previous prime is 205300324381. The next prime is 205300324451. The reversal of 205300324443 is 344423003502.

It is not a de Polignac number, because 205300324443 - 2²⁸ = 205031888987 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 205300324443.

It is not an unprimeable number, because it can be changed into a prime (205300324043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48658788 + ... + 48663006.

It is an arithmetic number, because the mean of its divisors is an integer number (8661634400).

Almost surely, 2^205300324443 is an apocalyptic number.

205300324443 is a deficient number, since it is larger than the sum of its proper divisors (71871976357).

205300324443 is a wasteful number, since it uses less digits than its factorization.

205300324443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011.

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 205300324443 its reverse (344423003502), we get a palindrome (549723327945).

The spelling of 205300324443 in words is "two hundred five billion, three hundred million, three hundred twenty-four thousand, four hundred forty-three".