Look at this series: 544, 509, 474, 439, ... What number should come next?

Find the missing number in the given series: 2, 7, 10, 22, 18, 37, 26, ?

What should come at the place of question mark? $\newline 46080, 3840, 384, 48, 8, 2, ?$

In this question, one term in number series is incorrect. Find out the incorrect number 56, 72, 90, 110, 132, 139

Find the missing number in the given series 12, 38, 116, 350, 1052, ?