Here is the definitive guide to your options if you want Office functionality on a Mac.
Microsoft currently offers versions designed specifically for macOS that provide a similar experience to Office 2013 but with better security and features: office 2013 para mac
During the Office 2013 era on Windows, the active version for Apple users was Office for Mac 2011 Support Status: Here is the definitive guide to your options
Because Office 365 is a subscription service, it receives continuous updates. In the early days of Office 365 (around 2013-2015), the Mac version was often marketed simply as "Office 365," causing users to associate it with the current Windows version (2013), even though the underlying code was technically the precursor to Office 2016. office 2013 para mac