12116943283600 has 45 divisors (see below), whose sum is σ = 29111123498977. Its totient is φ = 4846749465920.

The previous prime is 12116943283597. The next prime is 12116943283619. The reversal of 12116943283600 is 638234961121.

It is a happy number.

The square root of 12116943283600 is 3480940.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4362099582096 + 7754843701504 = 2088564^2 + 2784752^2 .

It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 69531777 + ... + 69705823.

Almost surely, 2^{12116943283600} is an apocalyptic number.

12116943283600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12116943283600 is the 3480940-th square number.

It is an amenable number.

12116943283600 is an abundant number, since it is smaller than the sum of its proper divisors (16994180215377).

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

12116943283600 is an frugal number, since it uses more digits than its factorization.

12116943283600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348112 (or 174054 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 12116943283600 in words is "twelve trillion, one hundred sixteen billion, nine hundred forty-three million, two hundred eighty-three thousand, six hundred".