27412132646617 has 4 divisors (see below), whose sum is σ = 28080721247796. Its totient is φ = 26743544045440.

The previous prime is 27412132646581. The next prime is 27412132646683. The reversal of 27412132646617 is 71664623121472.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6694969951296 + 20717162695321 = 2587464^2 + 4551611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27412132646617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27412132646417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334294300528 + ... + 334294300609.

It is an arithmetic number, because the mean of its divisors is an integer number (7020180311949).

Almost surely, 2^{27412132646617} is an apocalyptic number.

It is an amenable number.

27412132646617 is a deficient number, since it is larger than the sum of its proper divisors (668588601179).

27412132646617 is an equidigital number, since it uses as much as digits as its factorization.

27412132646617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668588601178.

The product of its digits is 4064256, while the sum is 52.

The spelling of 27412132646617 in words is "twenty-seven trillion, four hundred twelve billion, one hundred thirty-two million, six hundred forty-six thousand, six hundred seventeen".