82716870793 has 2 divisors, whose sum is σ = 82716870794. Its totient is φ = 82716870792.

The previous prime is 82716870767. The next prime is 82716870911. The reversal of 82716870793 is 39707861728.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81880677904 + 836192889 = 286148^2 + 28917^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82716870793 is a prime.

It is not a weakly prime, because it can be changed into another prime (82716871793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41358435396 + 41358435397.

It is an arithmetic number, because the mean of its divisors is an integer number (41358435397).

Almost surely, 2^82716870793 is an apocalyptic number.

It is an amenable number.

82716870793 is a deficient number, since it is larger than the sum of its proper divisors (1).

82716870793 is an equidigital number, since it uses as much as digits as its factorization.

82716870793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7112448, while the sum is 58.

The spelling of 82716870793 in words is "eighty-two billion, seven hundred sixteen million, eight hundred seventy thousand, seven hundred ninety-three".