225594168576 has 432 divisors, whose sum is σ = 739268425728. Its totient is φ = 60768153600.

The previous prime is 225594168551. The next prime is 225594168649. The reversal of 225594168576 is 675861495522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61451221 + ... + 61454891.

It is an arithmetic number, because the mean of its divisors is an integer number (1711269504).

Almost surely, 2^225594168576 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225594168576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369634212864).

225594168576 is an abundant number, since it is smaller than the sum of its proper divisors (513674257152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225594168576 is a wasteful number, since it uses less digits than its factorization.

225594168576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798 (or 3777 counting only the distinct ones).

The product of its digits is 36288000, while the sum is 60.

The spelling of 225594168576 in words is "two hundred twenty-five billion, five hundred ninety-four million, one hundred sixty-eight thousand, five hundred seventy-six".