11500408040168 has 16 divisors (see below), whose sum is σ = 21563944688160. Its totient is φ = 5750022790000.

The previous prime is 11500408040071. The next prime is 11500408040257. The reversal of 11500408040168 is 86104080400511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22383878 + ... + 22891893.

It is an arithmetic number, because the mean of its divisors is an integer number (1347746543010).

Almost surely, 2^{11500408040168} is an apocalyptic number.

It is an amenable number.

11500408040168 is a deficient number, since it is larger than the sum of its proper divisors (10063536647992).

11500408040168 is a wasteful number, since it uses less digits than its factorization.

11500408040168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45307528 (or 45307524 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 38.

Adding to 11500408040168 its reverse (86104080400511), we get a palindrome (97604488440679).

The spelling of 11500408040168 in words is "eleven trillion, five hundred billion, four hundred eight million, forty thousand, one hundred sixty-eight".