8545167363217 has 2 divisors, whose sum is σ = 8545167363218. Its totient is φ = 8545167363216.

The previous prime is 8545167363163. The next prime is 8545167363233. The reversal of 8545167363217 is 7123637615458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6274829611521 + 2270337751696 = 2504961^2 + 1506764^2 .

It is a cyclic number.

It is not a de Polignac number, because 8545167363217 - 2²⁷ = 8545033145489 is a prime.

It is not a weakly prime, because it can be changed into another prime (8545167363247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4272583681608 + 4272583681609.

It is an arithmetic number, because the mean of its divisors is an integer number (4272583681609).

Almost surely, 2^{8545167363217} is an apocalyptic number.

It is an amenable number.

8545167363217 is a deficient number, since it is larger than the sum of its proper divisors (1).

8545167363217 is an equidigital number, since it uses as much as digits as its factorization.

8545167363217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25401600, while the sum is 58.

The spelling of 8545167363217 in words is "eight trillion, five hundred forty-five billion, one hundred sixty-seven million, three hundred sixty-three thousand, two hundred seventeen".