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diff --git a/js/src/tests/test262/built-ins/Number/NaN.js b/js/src/tests/test262/built-ins/Number/NaN.js
new file mode 100644
index 0000000000..b2cb77c9e8
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+++ b/js/src/tests/test262/built-ins/Number/NaN.js
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+// Copyright (C) 2016 The V8 Project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-number.nan
+description: >
+  "NaN" property descriptor and value of Number
+info: |
+  20.1.2.10 Number.NaN
+
+  The value of Number.NaN is NaN.
+
+  This property has the attributes { [[Writable]]: false, [[Enumerable]]: false,
+  [[Configurable]]: false }.
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(Number.NaN, NaN);
+
+verifyNotEnumerable(Number, "NaN");
+verifyNotWritable(Number, "NaN");
+verifyNotConfigurable(Number, "NaN");
+
+reportCompare(0, 0);