11187683712 has 80 divisors (see below), whose sum is σ = 33294396300. Its totient is φ = 3729224448.

The previous prime is 11187683659. The next prime is 11187683719. The reversal of 11187683712 is 21738678111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11187683719) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 529162 + ... + 549897.

Almost surely, 2^11187683712 is an apocalyptic number.

11187683712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11187683712 is an abundant number, since it is smaller than the sum of its proper divisors (22106712588).

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

11187683712 is an equidigital number, since it uses as much as digits as its factorization.

11187683712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079085 (or 1079064 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The spelling of 11187683712 in words is "eleven billion, one hundred eighty-seven million, six hundred eighty-three thousand, seven hundred twelve".