11385565318 has 8 divisors (see below), whose sum is σ = 17146389960. Its totient is φ = 5670102000.

The previous prime is 11385565313. The next prime is 11385565357. The reversal of 11385565318 is 81356558311.

11385565318 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11385565318² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11385565313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11339703 + ... + 11340706.

It is an arithmetic number, because the mean of its divisors is an integer number (2143298745).

Almost surely, 2^11385565318 is an apocalyptic number.

11385565318 is a deficient number, since it is larger than the sum of its proper divisors (5760824642).

11385565318 is a wasteful number, since it uses less digits than its factorization.

11385565318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22680662.

The product of its digits is 432000, while the sum is 46.

The spelling of 11385565318 in words is "eleven billion, three hundred eighty-five million, five hundred sixty-five thousand, three hundred eighteen".