11556794986 has 32 divisors (see below), whose sum is σ = 19100442816. Its totient is φ = 5200608000.

The previous prime is 11556794983. The next prime is 11556794987. The reversal of 11556794986 is 68949765511.

11556794986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11556794983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2710096 + ... + 2714356.

It is an arithmetic number, because the mean of its divisors is an integer number (596888838).

Almost surely, 2^11556794986 is an apocalyptic number.

11556794986 is a deficient number, since it is larger than the sum of its proper divisors (7543647830).

11556794986 is a wasteful number, since it uses less digits than its factorization.

11556794986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5478.

The product of its digits is 16329600, while the sum is 61.

The spelling of 11556794986 in words is "eleven billion, five hundred fifty-six million, seven hundred ninety-four thousand, nine hundred eighty-six".