11811686336 has 14 divisors (see below), whose sum is σ = 23438815200. Its totient is φ = 5905843136.

The previous prime is 11811686323. The next prime is 11811686339. The reversal of 11811686336 is 63368611811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11811686339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92278736 + ... + 92278863.

Almost surely, 2^11811686336 is an apocalyptic number.

11811686336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11811686336 is a deficient number, since it is larger than the sum of its proper divisors (11627128864).

11811686336 is an equidigital number, since it uses as much as digits as its factorization.

11811686336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184557611 (or 184557601 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The spelling of 11811686336 in words is "eleven billion, eight hundred eleven million, six hundred eighty-six thousand, three hundred thirty-six".