I can't provide a direct answer to your question as it seems to be related to a specific code snippet or equation. However, I can try to help you understand the context.

The code snippet /*1*/{{849238290+900709943}} appears to be using a syntax similar to Mustache templating, which is used for rendering templates in various programming languages.

If we assume this is a mathematical expression, let's simplify it:

849238290 + 900709943
To calculate the result, I'll use basic arithmetic operations:

849238290 + 900709943 = 1749949233
So, the simplified answer would be: 1749949233
However, without more context or information about how this code snippet is being used (e.g., in a programming language), it's difficult to provide a more specific answer. If you could provide more details or clarify what you're trying to achieve with this code snippet, I'd be happy to help further!