12116333550 has 48 divisors (see below), whose sum is σ = 30066825600. Its totient is φ = 3229052640.

The previous prime is 12116333473. The next prime is 12116333587. The reversal of 12116333550 is 5533361121.

12116333550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 231079 + ... + 278621.

It is an arithmetic number, because the mean of its divisors is an integer number (626392200).

Almost surely, 2^12116333550 is an apocalyptic number.

12116333550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12116333550 is an abundant number, since it is smaller than the sum of its proper divisors (17950492050).

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

12116333550 is a wasteful number, since it uses less digits than its factorization.

12116333550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49257 (or 49252 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

Adding to 12116333550 its reverse (5533361121), we get a palindrome (17649694671).

The spelling of 12116333550 in words is "twelve billion, one hundred sixteen million, three hundred thirty-three thousand, five hundred fifty".