11116321136415 has 192 divisors, whose sum is σ = 22853520063360. Its totient is φ = 5116147660800.

The previous prime is 11116321136407. The next prime is 11116321136447. The reversal of 11116321136415 is 51463112361111.

11116321136415 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 6 + 3 + 2 + 1 + 1 + 3 + 641 + 5 = 666.

It is not a de Polignac number, because 11116321136415 - 2³ = 11116321136407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11116321136415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 24555897 + ... + 25004493.

It is an arithmetic number, because the mean of its divisors is an integer number (119028750330).

Almost surely, 2^{11116321136415} is an apocalyptic number.

11116321136415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11116321136415 is an abundant number, since it is smaller than the sum of its proper divisors (11737198926945).

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

11116321136415 is a wasteful number, since it uses less digits than its factorization.

11116321136415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448711 (or 448694 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

Adding to 11116321136415 its reverse (51463112361111), we get a palindrome (62579433497526).

The spelling of 11116321136415 in words is "eleven trillion, one hundred sixteen billion, three hundred twenty-one million, one hundred thirty-six thousand, four hundred fifteen".