11185340608 has 28 divisors (see below), whose sum is σ = 23903289760. Its totient is φ = 5162464512.

The previous prime is 11185340591. The next prime is 11185340707. The reversal of 11185340608 is 80604358111.

It is a super-2 number, since 2×11185340608² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6721128 + ... + 6722791.

It is an arithmetic number, because the mean of its divisors is an integer number (853688920).

Almost surely, 2^11185340608 is an apocalyptic number.

It is an amenable number.

11185340608 is an abundant number, since it is smaller than the sum of its proper divisors (12717949152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11185340608 is a wasteful number, since it uses less digits than its factorization.

11185340608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13443944 (or 13443934 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

Adding to 11185340608 its reverse (80604358111), we get a palindrome (91789698719).

The spelling of 11185340608 in words is "eleven billion, one hundred eighty-five million, three hundred forty thousand, six hundred eight".