225605342336 has 128 divisors (see below), whose sum is σ = 493358904000. Its totient is φ = 101912002560.

The previous prime is 225605342323. The next prime is 225605342341. The reversal of 225605342336 is 633243506522.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 225605342293 and 225605342302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199827020 + ... + 199828148.

Almost surely, 2^225605342336 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 225605342336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246679452000).

225605342336 is an abundant number, since it is smaller than the sum of its proper divisors (267753561664).

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

225605342336 is a wasteful number, since it uses less digits than its factorization.

225605342336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1910 (or 1898 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 225605342336 its reverse (633243506522), we get a palindrome (858848848858).

The spelling of 225605342336 in words is "two hundred twenty-five billion, six hundred five million, three hundred forty-two thousand, three hundred thirty-six".