225841317892 has 6 divisors (see below), whose sum is σ = 395222306318. Its totient is φ = 112920658944.

The previous prime is 225841317857. The next prime is 225841317899. The reversal of 225841317892 is 298713148522.

It can be written as a sum of positive squares in only one way, i.e., 148798433536 + 77042884356 = 385744^2 + 277566^2 .

It is not an unprimeable number, because it can be changed into a prime (225841317899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28230164733 + ... + 28230164740.

Almost surely, 2^225841317892 is an apocalyptic number.

It is an amenable number.

225841317892 is a deficient number, since it is larger than the sum of its proper divisors (169380988426).

225841317892 is a wasteful number, since it uses less digits than its factorization.

225841317892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56460329477 (or 56460329475 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 52.

The spelling of 225841317892 in words is "two hundred twenty-five billion, eight hundred forty-one million, three hundred seventeen thousand, eight hundred ninety-two".