12077566688217 has 16 divisors (see below), whose sum is σ = 16951536000000. Its totient is φ = 7627682511504.

The previous prime is 12077566688207. The next prime is 12077566688263. The reversal of 12077566688217 is 71288666577021.

It is not a de Polignac number, because 12077566688217 - 2¹¹ = 12077566686169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12077566688207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1800717 + ... + 5234282.

It is an arithmetic number, because the mean of its divisors is an integer number (1059471000000).

Almost surely, 2^{12077566688217} is an apocalyptic number.

It is an amenable number.

12077566688217 is a deficient number, since it is larger than the sum of its proper divisors (4873969311783).

12077566688217 is a wasteful number, since it uses less digits than its factorization.

12077566688217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7065140.

The product of its (nonzero) digits is 94832640, while the sum is 66.

The spelling of 12077566688217 in words is "twelve trillion, seventy-seven billion, five hundred sixty-six million, six hundred eighty-eight thousand, two hundred seventeen".