Investors looking to buy into a company that will likely play a huge part in quantum computing's future need to look no further than Alphabet ( GOOGL 1.13%) ( GOOG 1.16%). Here are two reasons why it might be the best quantum computing stock to buy right now.

Last year, investors poured into artificial intelligence (AI) stocks, and the biggest players -- from Nvidia (NASDAQ: NVDA) to Amazon -- helped the general market soar. Quantum computing harnesses the principles of quantum mechanics to solve problems that classical computers can't handle.

Based on the forecast of one Wall Street analyst, two of the hottest quantum computing stocks could plummet by 54% and 80%, respectively. History, utility, and operating performance are all headwinds for high-flying quantum computing stocks.