It is a tau number, because it is divible by the number of its divisors (384).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is an unprimeable number.
Almost surely, 240444400400000 is an apocalyptic number.
40444400400000 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 40444400400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67174175577600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40444400400000 is an equidigital number, since it uses as much as digits as its factorization.
40444400400000 is an odious number, because the sum of its binary digits is odd.
Adding to 40444400400000 its reverse (400444404), we get a palindrome (40444800844404).
The spelling of 40444400400000 in words is "forty trillion, four hundred forty-four billion, four hundred million, four hundred thousand".