Excel 64-bit can manage spreadsheets larger than 2GB.
If you choose to use Office 2010, keep your antivirus updated and avoid opening suspicious attachments from unknown sources. Included Applications in Professional Plus Word 2010: Professional document creation. Excel 2010: Advanced data analysis and visualization. PowerPoint 2010: Dynamic presentation tools. Outlook 2010: Email and calendar management. Access 2010: Database management. Publisher 2010: Desktop publishing. OneNote 2010: Digital note-taking. download office professional plus 2010 64 bit
Remove any existing versions of Office (like Office 2007 or a 32-bit trial) to prevent conflicts. Excel 64-bit can manage spreadsheets larger than 2GB