82416716764589 has 2 divisors, whose sum is σ = 82416716764590. Its totient is φ = 82416716764588.

The previous prime is 82416716764573. The next prime is 82416716764643. The reversal of 82416716764589 is 98546761761428.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74803990144900 + 7612726619689 = 8648930^2 + 2759117^2 .

It is a cyclic number.

It is not a de Polignac number, because 82416716764589 - 2⁴ = 82416716764573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87416716764589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41208358382294 + 41208358382295.

It is an arithmetic number, because the mean of its divisors is an integer number (41208358382295).

Almost surely, 2^{82416716764589} is an apocalyptic number.

It is an amenable number.

82416716764589 is a deficient number, since it is larger than the sum of its proper divisors (1).

82416716764589 is an equidigital number, since it uses as much as digits as its factorization.

82416716764589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 975421440, while the sum is 74.

The spelling of 82416716764589 in words is "eighty-two trillion, four hundred sixteen billion, seven hundred sixteen million, seven hundred sixty-four thousand, five hundred eighty-nine".