Yes
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It is usually a vector and is a number which has a direction associated with it. Velocity is an example of a directed number. The velocity of an object is not only its speed (distance/time) but also the direction of travel. Acceleration, force are other common vectors.
-6 is a negative number and it is a negative decimal number. It is also an integer (a whole number) and a directed number (a number that has a positive or negative sign attached to it).
The operation, division, is not symmetric. There is a number, x, such that x*3 = 0. In fact x is also 0. But there is no number, y, such that y*0 = 3.
2
It is an integer