449996688 is a `hidden beast` number, since 4 + 499 + 9 + 66 + 88 = 666.
It is a nude number because it is divisible by every one of its digits.
It is a zygodrome in base 10.
It is an unprimeable number.
Almost surely, 2449996688 is an apocalyptic number.
449996688 is a gapful number since it is divisible by the number (48) 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 449996688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650256000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
449996688 is a wasteful number, since it uses less digits than its factorization.
449996688 is an evil number, because the sum of its binary digits is even.
The square root of 449996688 is about 21213.1253708641. The cubic root of 449996688 is about 766.3075523765.
The spelling of 449996688 in words is "four hundred forty-nine million, nine hundred ninety-six thousand, six hundred eighty-eight".