SAP stands for Systems Applications and Products in Data Processing.It was Founded in 1972 by Wellenreuther, Hopp, Hector, Plattner and Tschira and is a German Company.
SAP is name of the company as well its ERP product.
SAP is #1 in the ERP market .As of 2010, SAP has more than 140,000 installations worldwide ,over 25 industry-specific business solutions, and more than 75,000 customers in 120 countries.