How can I view 405612eth's crypto portfolio?

You can view the full portfolio of 405612eth (0x340eecc4e7b04a063e31dbf041c5211f7a7fb7b0) on Zerion at https://app.zerion.io/0x340eecc4e7b04a063e31dbf041c5211f7a7fb7b0/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

How can I access wallet portfolio data programmatically?

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.