82318636247 has 2 divisors, whose sum is σ = 82318636248. Its totient is φ = 82318636246.

The previous prime is 82318636217. The next prime is 82318636277. The reversal of 82318636247 is 74263681328.

It is a balanced prime because it is at equal distance from previous prime (82318636217) and next prime (82318636277).

It is a cyclic number.

It is not a de Polignac number, because 82318636247 - 2¹⁴ = 82318619863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82318636195 and 82318636204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82318636207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41159318123 + 41159318124.

It is an arithmetic number, because the mean of its divisors is an integer number (41159318124).

Almost surely, 2^82318636247 is an apocalyptic number.

82318636247 is a deficient number, since it is larger than the sum of its proper divisors (1).

82318636247 is an equidigital number, since it uses as much as digits as its factorization.

82318636247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 50.

The spelling of 82318636247 in words is "eighty-two billion, three hundred eighteen million, six hundred thirty-six thousand, two hundred forty-seven".