What is zero to the exponential of 50?

Exponential of 50? You mean raised to the power of 50? If so, then it's still zero.

Ah, now...

Did you mean the exponent 50, or 0 to some power of 50?

Either way, the answer is still 0.

0^50 = 0.

Multiply 0 by itself 50 times, and the product is 0.