11612788736 has 24 divisors (see below), whose sum is σ = 23219911260. Its totient is φ = 5806393344.

The previous prime is 11612788727. The next prime is 11612788769. The reversal of 11612788736 is 63788721611.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833106 + ... + 2837201.

Almost surely, 2^11612788736 is an apocalyptic number.

11612788736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11612788736 is a deficient number, since it is larger than the sum of its proper divisors (11607122524).

11612788736 is an frugal number, since it uses more digits than its factorization.

11612788736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5670329 (or 5670309 counting only the distinct ones).

The product of its digits is 677376, while the sum is 50.

The spelling of 11612788736 in words is "eleven billion, six hundred twelve million, seven hundred eighty-eight thousand, seven hundred thirty-six".