225858599208 has 224 divisors, whose sum is σ = 722778690240. Its totient is φ = 65465832960.

The previous prime is 225858599143. The next prime is 225858599237. The reversal of 225858599208 is 802995858522.

225858599208 is a `hidden beast` number, since 2 + 25 + 8 + 585 + 9 + 9 + 20 + 8 = 666.

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 55 ways as a sum of consecutive naturals, for example, 1398960 + ... + 1552032.

Almost surely, 2^225858599208 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 225858599208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361389345120).

225858599208 is an abundant number, since it is smaller than the sum of its proper divisors (496920091032).

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

225858599208 is a wasteful number, since it uses less digits than its factorization.

225858599208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153131 (or 153112 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 63.

The spelling of 225858599208 in words is "two hundred twenty-five billion, eight hundred fifty-eight million, five hundred ninety-nine thousand, two hundred eight".