82316834127709 has 2 divisors, whose sum is σ = 82316834127710. Its totient is φ = 82316834127708.

The previous prime is 82316834127667. The next prime is 82316834127721. The reversal of 82316834127709 is 90772143861328.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72849809744100 + 9467024383609 = 8535210^2 + 3076853^2 .

It is a cyclic number.

It is not a de Polignac number, because 82316834127709 - 2¹⁵ = 82316834094941 is a prime.

It is a super-2 number, since 2×82316834127709² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82316834127109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41158417063854 + 41158417063855.

It is an arithmetic number, because the mean of its divisors is an integer number (41158417063855).

Almost surely, 2^{82316834127709} is an apocalyptic number.

It is an amenable number.

82316834127709 is a deficient number, since it is larger than the sum of its proper divisors (1).

82316834127709 is an equidigital number, since it uses as much as digits as its factorization.

82316834127709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 82316834127709 in words is "eighty-two trillion, three hundred sixteen billion, eight hundred thirty-four million, one hundred twenty-seven thousand, seven hundred nine".