You will need software like WinRAR , 7-Zip (Windows), or The Unarchiver (Mac).
If this file was downloaded, be aware that .rar files can contain executable resources or, in some cases, malicious code. 53862 rar
Based on the provided search results, there is no direct information regarding a specific file named "53862.rar". You will need software like WinRAR , 7-Zip