Standard_EC64es_v5 is an Azure VM size with 64 vCPUs. In Central US it costs $4.556 per hour on demand ($3,325.88 per month) for Linux. Spot capacity is about $0.8419 per hour. It is sold in 4 regions; the cheapest is East US 2 at $4.032 per hour.
Prices by region
USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.