It is an unprimeable number.
Almost surely, 2225042450500 is an apocalyptic number.
225042450500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 225042450500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311005094400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225042450500 is a wasteful number, since it uses less digits than its factorization.
225042450500 is an odious number, because the sum of its binary digits is odd.
The spelling of 225042450500 in words is "two hundred twenty-five billion, forty-two million, four hundred fifty thousand, five hundred".