12266366065600 has 84 divisors (see below), whose sum is σ = 30183642719208. Its totient is φ = 4906430080000.

The previous prime is 12266366065589. The next prime is 12266366065609. The reversal of 12266366065600 is 656066366221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12266366065609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106327950 + ... + 106443250.

Almost surely, 2^{12266366065600} is an apocalyptic number.

12266366065600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12266366065600 is an abundant number, since it is smaller than the sum of its proper divisors (17917276653608).

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

12266366065600 is a wasteful number, since it uses less digits than its factorization.

12266366065600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181814 (or 181799 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 12266366065600 in words is "twelve trillion, two hundred sixty-six billion, three hundred sixty-six million, sixty-five thousand, six hundred".