82963920497 has 2 divisors, whose sum is σ = 82963920498. Its totient is φ = 82963920496.

The previous prime is 82963920493. The next prime is 82963920499. The reversal of 82963920497 is 79402936928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42478858816 + 40485061681 = 206104^2 + 201209^2 .

It is a cyclic number.

It is not a de Polignac number, because 82963920497 - 2² = 82963920493 is a prime.

Together with 82963920499, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82963920491) 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, 41481960248 + 41481960249.

It is an arithmetic number, because the mean of its divisors is an integer number (41481960249).

Almost surely, 2^82963920497 is an apocalyptic number.

It is an amenable number.

82963920497 is a deficient number, since it is larger than the sum of its proper divisors (1).

82963920497 is an equidigital number, since it uses as much as digits as its factorization.

82963920497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11757312, while the sum is 59.

The spelling of 82963920497 in words is "eighty-two billion, nine hundred sixty-three million, nine hundred twenty thousand, four hundred ninety-seven".