82045639297 has 2 divisors, whose sum is σ = 82045639298. Its totient is φ = 82045639296.

The previous prime is 82045639243. The next prime is 82045639349. The reversal of 82045639297 is 79293654028.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76604954176 + 5440685121 = 276776^2 + 73761^2 .

It is a cyclic number.

It is not a de Polignac number, because 82045639297 - 2³⁵ = 47685900929 is a prime.

It is not a weakly prime, because it can be changed into another prime (82045639397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41022819648 + 41022819649.

It is an arithmetic number, because the mean of its divisors is an integer number (41022819649).

Almost surely, 2^82045639297 is an apocalyptic number.

It is an amenable number.

82045639297 is a deficient number, since it is larger than the sum of its proper divisors (1).

82045639297 is an equidigital number, since it uses as much as digits as its factorization.

82045639297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 82045639297 in words is "eighty-two billion, forty-five million, six hundred thirty-nine thousand, two hundred ninety-seven".