Congratulations! Way to go!
Follow the tip of Charles that you shouldn't keep that bitcoin of yours if you plan to hold that for the long term. Even if it's Binance or any other known exchanges, they shouldn't be used as substitutes for the storage of our bitcoins if we will hold them for a very long time.
If you don't have a hardware wallet yet, you may choose to pick Electrum or any other reputable desktop wallet.
And for the other options (https://bitcoin.org/en/choose-your-wallet?step=5&platform=windows). If you're using a Windows OS.