diff --git a/src/PhpDoc/BcMathNumberStubFilesExtension.php b/src/PhpDoc/BcMathNumberStubFilesExtension.php
new file mode 100644
index 0000000000..5a6d5294b2
--- /dev/null
+++ b/src/PhpDoc/BcMathNumberStubFilesExtension.php
@@ -0,0 +1,25 @@
+<?php declare(strict_types = 1);
+
+namespace PHPStan\PhpDoc;
+
+use PHPStan\DependencyInjection\AutowiredService;
+use PHPStan\Php\PhpVersion;
+
+#[AutowiredService]
+final class BcMathNumberStubFilesExtension implements StubFilesExtension
+{
+
+	public function __construct(private PhpVersion $phpVersion)
+	{
+	}
+
+	public function getFiles(): array
+	{
+		if (!$this->phpVersion->supportsBcMathNumberOperatorOverloading()) {
+			return [];
+		}
+
+		return [__DIR__ . '/../../stubs/bcmath.stub'];
+	}
+
+}
diff --git a/stubs/bcmath.stub b/stubs/bcmath.stub
new file mode 100644
index 0000000000..cd4b8b1e7d
--- /dev/null
+++ b/stubs/bcmath.stub
@@ -0,0 +1,8 @@
+<?php
+
+namespace BcMath;
+
+class Number {
+    /** @var numeric-string */
+    public readonly string $value;
+}