449226408960 is a `hidden beast` number, since 4 + 4 + 9 + 226 + 408 + 9 + 6 + 0 = 666.
It is an unprimeable number.
Almost surely, 2449226408960 is an apocalyptic number.
449226408960 is a gapful number since it is divisible by the number (40) 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 449226408960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (972506446080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
449226408960 is a wasteful number, since it uses less digits than its factorization.
449226408960 is an evil number, because the sum of its binary digits is even.
The spelling of 449226408960 in words is "four hundred forty-nine billion, two hundred twenty-six million, four hundred eight thousand, nine hundred sixty".