You could be suffering from dyspepsia
. Avoid all spicy and oily food. Take your meals on time. You may take omez 20 mgm for 2 weeks. I hope you are not obese in which case you shoud get checked for paraumbilical hernia
and numbness may not be related to the pain in the abdomen. You have not mentioned your age. With age there are degenerative changes in the spine which sometimes may cause compressive neuropathy for which you should consult a orthopaedic surgeon
or a neurosurgeon.