215207184800 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
Almost surely, 2215207184800 is an apocalyptic number.
215207184800 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 215207184800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271511176860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215207184800 is a wasteful number, since it uses less digits than its factorization.
215207184800 is an odious number, because the sum of its binary digits is odd.
The spelling of 215207184800 in words is "two hundred fifteen billion, two hundred seven million, one hundred eighty-four thousand, eight hundred".