82060628561 has 2 divisors, whose sum is σ = 82060628562. Its totient is φ = 82060628560.

The previous prime is 82060628513. The next prime is 82060628593. The reversal of 82060628561 is 16582606028.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64029241600 + 18031386961 = 253040^2 + 134281^2 .

It is a cyclic number.

It is not a de Polignac number, because 82060628561 - 2⁶ = 82060628497 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (82060628501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41030314280 + 41030314281.

It is an arithmetic number, because the mean of its divisors is an integer number (41030314281).

Almost surely, 2^82060628561 is an apocalyptic number.

It is an amenable number.

82060628561 is a deficient number, since it is larger than the sum of its proper divisors (1).

82060628561 is an equidigital number, since it uses as much as digits as its factorization.

82060628561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 82060628561 in words is "eighty-two billion, sixty million, six hundred twenty-eight thousand, five hundred sixty-one".