82528335797 has 2 divisors, whose sum is σ = 82528335798. Its totient is φ = 82528335796.

The previous prime is 82528335793. The next prime is 82528335809. The reversal of 82528335797 is 79753382528.

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., 78699325156 + 3829010641 = 280534^2 + 61879^2 .

It is a cyclic number.

It is not a de Polignac number, because 82528335797 - 2² = 82528335793 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82528335793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41264167898 + 41264167899.

It is an arithmetic number, because the mean of its divisors is an integer number (41264167899).

Almost surely, 2^82528335797 is an apocalyptic number.

It is an amenable number.

82528335797 is a deficient number, since it is larger than the sum of its proper divisors (1).

82528335797 is an equidigital number, since it uses as much as digits as its factorization.

82528335797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25401600, while the sum is 59.

The spelling of 82528335797 in words is "eighty-two billion, five hundred twenty-eight million, three hundred thirty-five thousand, seven hundred ninety-seven".