204233443556 has 6 divisors (see below), whose sum is σ = 357408526230. Its totient is φ = 102116721776.

The previous prime is 204233443549. The next prime is 204233443613. The reversal of 204233443556 is 655344332402.

204233443556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 202620617956 + 1612825600 = 450134^2 + 40160^2 .

It is a super-2 number, since 2×204233443556² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25529180441 + ... + 25529180448.

It is an arithmetic number, because the mean of its divisors is an integer number (59568087705).

Almost surely, 2^204233443556 is an apocalyptic number.

It is an amenable number.

204233443556 is a deficient number, since it is larger than the sum of its proper divisors (153175082674).

204233443556 is a wasteful number, since it uses less digits than its factorization.

204233443556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51058360893 (or 51058360891 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 204233443556 its reverse (655344332402), we get a palindrome (859577775958).

The spelling of 204233443556 in words is "two hundred four billion, two hundred thirty-three million, four hundred forty-three thousand, five hundred fifty-six".