225227481570 has 96 divisors (see below), whose sum is σ = 720727967232. Its totient is φ = 47520521856.

The previous prime is 225227481533. The next prime is 225227481641. The reversal of 225227481570 is 75184722522.

225227481570 is a `hidden beast` number, since 2 + 2 + 5 + 2 + 2 + 74 + 8 + 1 + 570 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13741962 + ... + 13758341.

It is an arithmetic number, because the mean of its divisors is an integer number (7507582992).

Almost surely, 2^225227481570 is an apocalyptic number.

225227481570 is an abundant number, since it is smaller than the sum of its proper divisors (495500485662).

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

225227481570 is a wasteful number, since it uses less digits than its factorization.

225227481570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500336 (or 27500333 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 45.

The spelling of 225227481570 in words is "two hundred twenty-five billion, two hundred twenty-seven million, four hundred eighty-one thousand, five hundred seventy".