Found with PFGW Version 3.7.5

99^25644-98 is 2-PRP! (30.2646s+0.0046s)
99^25644-98 is 3-PRP! (30.0573s+0.0055s)
99^25644-98 is 5-PRP! (34.8902s+0.0054s)
99^25644-98 is 7-PRP! (34.1961s+0.0048s)
99^25644-98 is 11-PRP! (34.2856s+0.0048s)

Primality testing 99^25644-98 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 7, base 6+sqrt(7)
Calling N-1 BLS with factored part 0.02% and helper 0.02% (0.07% proof)
99^25644-98 is Fermat and Lucas PRP! (236.6598s+0.0068s)

To be completed...