5216716886671 has 2 divisors, whose sum is σ = 5216716886672. Its totient is φ = 5216716886670.

The previous prime is 5216716886657. The next prime is 5216716886677. The reversal of 5216716886671 is 1766886176125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5216716886671 - 2²¹ = 5216714789519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5216716886677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608358443335 + 2608358443336.

It is an arithmetic number, because the mean of its divisors is an integer number (2608358443336).

Almost surely, 2^{5216716886671} is an apocalyptic number.

5216716886671 is a deficient number, since it is larger than the sum of its proper divisors (1).

5216716886671 is an equidigital number, since it uses as much as digits as its factorization.

5216716886671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40642560, while the sum is 64.

The spelling of 5216716886671 in words is "five trillion, two hundred sixteen billion, seven hundred sixteen million, eight hundred eighty-six thousand, six hundred seventy-one".