11126565136 has 20 divisors (see below), whose sum is σ = 22253131264. Its totient is φ = 5383821600.

The previous prime is 11126565133. The next prime is 11126565143. The reversal of 11126565136 is 63156562111.

11126565136 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11126565095 and 11126565104.

It is not an unprimeable number, because it can be changed into a prime (11126565133) 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, 11215800 + ... + 11216791.

Almost surely, 2^11126565136 is an apocalyptic number.

11126565136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11126565136 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11126565136 is a wasteful number, since it uses less digits than its factorization.

11126565136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22432630 (or 22432624 counting only the distinct ones).

The product of its digits is 32400, while the sum is 37.

The spelling of 11126565136 in words is "eleven billion, one hundred twenty-six million, five hundred sixty-five thousand, one hundred thirty-six".