[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Type](https://evolu.dev/docs/api-reference/common/Type) › Int64String

```ts
type Int64String = string &
  Brand<"Trimmed"> &
  Brand<"MinLength1"> &
  Brand<"Int64String">;
```

Defined in: [packages/common/src/Type.ts:7580](https://github.com/evoluhq/evolu/blob/dd96d79f1dbe9a49fa12ce8e0aa7d3d0177795ca/packages/common/src/Type.ts#L7580)

Decimal string representation of a signed [Int64](https://evolu.dev/docs/api-reference/common/Type/variables/Int64).