<Tr> <Th> Rank </Th> <Th> Wrestler </Th> <Th> No. of reigns </Th> <Th> Combined days </Th> <Th> Combined days recognized by WWE </Th> </Tr> <Tr> <Th> </Th> <Td> Sammartino, Bruno Bruno Sammartino </Td> <Td> </Td> <Td_colspan="2"> 4,040 </Td> </Tr> <Tr> <Th> </Th> <Td> Hogan, Hulk Hulk Hogan </Td> <Td> 6 </Td> <Td_colspan="2"> 2,185 </Td> </Tr> <Tr> <Th> </Th> <Td> Backlund, Bob Bob Backlund </Td> <Td> </Td> <Td_colspan="2"> 2,138 </Td> </Tr>

Who has won the most world championships in wrestling