204225400533 has 64 divisors (see below), whose sum is σ = 347977728000. Its totient is φ = 105614066880.

The previous prime is 204225400531. The next prime is 204225400549. The reversal of 204225400533 is 335004522402.

It is not a de Polignac number, because 204225400533 - 2¹ = 204225400531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204225400533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204225400531) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2483683 + ... + 2564591.

It is an arithmetic number, because the mean of its divisors is an integer number (5437152000).

Almost surely, 2^204225400533 is an apocalyptic number.

It is an amenable number.

204225400533 is a deficient number, since it is larger than the sum of its proper divisors (143752327467).

204225400533 is a wasteful number, since it uses less digits than its factorization.

204225400533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81167 (or 81153 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 204225400533 its reverse (335004522402), we get a palindrome (539229922935).

The spelling of 204225400533 in words is "two hundred four billion, two hundred twenty-five million, four hundred thousand, five hundred thirty-three".