It is an unprimeable number.
Almost surely, 2404000016 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 404000016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (598420032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
404000016 is a wasteful number, since it uses less digits than its factorization.
404000016 is an odious number, because the sum of its binary digits is odd.
The square root of 404000016 is about 20099.7516402567. The cubic root of 404000016 is about 739.2541889305.
The spelling of 404000016 in words is "four hundred four million, sixteen", and thus it is an aban number.