What is the chain ID for Moonbeam?

Can you please clarify what exactly is the chain ID for Moonbeam? As a cryptocurrency and finance professional, I understand that chain IDs are important identifiers used to distinguish between different blockchains, ensuring transactions are sent to the correct network. Given Moonbeam's status as a popular Ethereum-compatible smart contract platform, I'm interested in knowing the specific chain ID that is associated with it, as this would be crucial for developers and users alike when interacting with the Moonbeam network.