82704908611529 has 2 divisors, whose sum is σ = 82704908611530. Its totient is φ = 82704908611528.

The previous prime is 82704908611477. The next prime is 82704908611597. The reversal of 82704908611529 is 92511680940728.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71471417921929 + 11233490689600 = 8454077^2 + 3351640^2 .

It is a cyclic number.

It is not a de Polignac number, because 82704908611529 - 2¹⁶ = 82704908545993 is a prime.

It is not a weakly prime, because it can be changed into another prime (82704908601529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41352454305764 + 41352454305765.

It is an arithmetic number, because the mean of its divisors is an integer number (41352454305765).

Almost surely, 2^{82704908611529} is an apocalyptic number.

It is an amenable number.

82704908611529 is a deficient number, since it is larger than the sum of its proper divisors (1).

82704908611529 is an equidigital number, since it uses as much as digits as its factorization.

82704908611529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 62.

The spelling of 82704908611529 in words is "eighty-two trillion, seven hundred four billion, nine hundred eight million, six hundred eleven thousand, five hundred twenty-nine".