JavaScript Number MAX_VALUE

let x = Number.MAX_VALUE;

Description

Number.MAX_VALUE returns the largest number possible in JavaScript.

Number.MAX_VALUE has the value of 1.7976931348623157e+308.

Numbers larger than MAX_VALUE are represented as Infinity.

MAX_VALUE is a property of the JavaScript Number object.

You can only use it as Number.MAX_VALUE.

Using x.MAX_VALUE, where x is a variable, will return undefined:

let x = 100;
x.MAX_VALUE;

Number.MAX_VALUE

Type	Description
Number	1.7976931348623157e+308

Number.MAX_VALUE is an ECMAScript1 (ES1) feature.

ES1 (JavaScript 1997) is fully supported in all browsers:


Chrome	Edge	Firefox	Safari	Opera	IE
Yes	Yes	Yes	Yes	Yes	Yes