11521160404263 has 24 divisors (see below), whose sum is σ = 16930794816000. Its totient is φ = 7547442773904.

The previous prime is 11521160404213. The next prime is 11521160404291. The reversal of 11521160404263 is 36240406112511.

11521160404263 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 1 + 1 + 604 + 0 + 42 + 6 + 3 = 666.

It is not a de Polignac number, because 11521160404263 - 2⁸ = 11521160404007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11521160404213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3248245 + ... + 5795982.

It is an arithmetic number, because the mean of its divisors is an integer number (705449784000).

Almost surely, 2^{11521160404263} is an apocalyptic number.

11521160404263 is a deficient number, since it is larger than the sum of its proper divisors (5409634411737).

11521160404263 is a wasteful number, since it uses less digits than its factorization.

11521160404263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9046691 (or 9046688 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 11521160404263 its reverse (36240406112511), we get a palindrome (47761566516774).

The spelling of 11521160404263 in words is "eleven trillion, five hundred twenty-one billion, one hundred sixty million, four hundred four thousand, two hundred sixty-three".