12566276655206 has 16 divisors (see below), whose sum is σ = 19309306836960. Its totient is φ = 6129843424320.

The previous prime is 12566276655203. The next prime is 12566276655281. The reversal of 12566276655206 is 60255667266521.

12566276655206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12566276655206² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12566276655203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11516240 + ... + 12560108.

It is an arithmetic number, because the mean of its divisors is an integer number (1206831677310).

Almost surely, 2^{12566276655206} is an apocalyptic number.

12566276655206 is a deficient number, since it is larger than the sum of its proper divisors (6743030181754).

12566276655206 is a wasteful number, since it uses less digits than its factorization.

12566276655206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190719.

The product of its (nonzero) digits is 54432000, while the sum is 59.

The spelling of 12566276655206 in words is "twelve trillion, five hundred sixty-six billion, two hundred seventy-six million, six hundred fifty-five thousand, two hundred six".