It's challenging to predict the exact future value or status of any cryptocurrency, including Dogecoin, as it can be influenced by various factors such as market trends, technological developments, adoption rates, regulations, and investor sentiment. However, some experts and analysts suggest that if Dogecoin continues to gain popularity and utility, it could potentially have a significant presence in the cryptocurrency market by 2040. It's important to conduct thorough research and consider potential risks before investing in any cryptocurrency.