Determining how much a $500 Google Play gift card is in Nigerian Naira depends on the current exchange rate. Exchange rates are constantly fluctuating due to various economic factors such as inflation, interest rates, and market demand.

To find the exact conversion, one would need to check a reliable financial source or a currency exchange website. These platforms provide up-to-date exchange rates. For example, if the exchange rate is 1 US dollar = 410 Nigerian Naira, then a $500 Google Play gift card would be worth 500 * 410 = 205,000 Nigerian Naira.

However, it's important to note that when making such conversions, there may be additional fees or commissions involved, especially if using a currency exchange service. This could slightly affect the overall amount received in Naira for the value of the gift card. So, it's advisable to research and compare different options to ensure the best conversion rate and minimize any associated costs.