82713116622109 has 2 divisors, whose sum is σ = 82713116622110. Its totient is φ = 82713116622108.

The previous prime is 82713116622083. The next prime is 82713116622151. The reversal of 82713116622109 is 90122661131728.

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., 71799693840900 + 10913422781209 = 8473470^2 + 3303547^2 .

It is a cyclic number.

It is not a de Polignac number, because 82713116622109 - 2¹¹ = 82713116620061 is a prime.

It is a super-2 number, since 2×82713116622109² (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 (82713116620109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41356558311054 + 41356558311055.

It is an arithmetic number, because the mean of its divisors is an integer number (41356558311055).

Almost surely, 2^{82713116622109} is an apocalyptic number.

It is an amenable number.

82713116622109 is a deficient number, since it is larger than the sum of its proper divisors (1).

82713116622109 is an equidigital number, since it uses as much as digits as its factorization.

82713116622109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 49.

The spelling of 82713116622109 in words is "eighty-two trillion, seven hundred thirteen billion, one hundred sixteen million, six hundred twenty-two thousand, one hundred nine".