Find the next number in the given number series? 2, 3, 7, 16, 32, ?

The given number series is 2, 3, 7, 16, 32, ?

$22 + 12 = 33 + 22 = 77 + 32 = 1616 + 42 = 3232 + 52 = 57$

Hence, the next number in the given number series is 57.