5316650566121 has 2 divisors, whose sum is σ = 5316650566122. Its totient is φ = 5316650566120.

The previous prime is 5316650566079. The next prime is 5316650566207. The reversal of 5316650566121 is 1216650566135.

5316650566121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4288730355625 + 1027920210496 = 2070925^2 + 1013864^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5316650566121 is a prime.

It is not a weakly prime, because it can be changed into another prime (5316650566021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2658325283060 + 2658325283061.

It is an arithmetic number, because the mean of its divisors is an integer number (2658325283061).

Almost surely, 2^{5316650566121} is an apocalyptic number.

It is an amenable number.

5316650566121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5316650566121 is an equidigital number, since it uses as much as digits as its factorization.

5316650566121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 5316650566121 in words is "five trillion, three hundred sixteen billion, six hundred fifty million, five hundred sixty-six thousand, one hundred twenty-one".