225243234270 has 112 divisors (see below), whose sum is σ = 611032101552. Its totient is φ = 59753272320.

The previous prime is 225243234241. The next prime is 225243234313. The reversal of 225243234270 is 72432342522.

225243234270 is a `hidden beast` number, since 2 + 2 + 5 + 243 + 2 + 342 + 70 = 666.

It is a super-3 number, since 3×225243234270³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1326925 + ... + 1487015.

Almost surely, 2^225243234270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225243234270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305516050776).

225243234270 is an abundant number, since it is smaller than the sum of its proper divisors (385788867282).

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

225243234270 is a wasteful number, since it uses less digits than its factorization.

225243234270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160309 (or 160294 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 36.

Adding to 225243234270 its reverse (72432342522), we get a palindrome (297675576792).

The spelling of 225243234270 in words is "two hundred twenty-five billion, two hundred forty-three million, two hundred thirty-four thousand, two hundred seventy".