82077218683 has 2 divisors, whose sum is σ = 82077218684. Its totient is φ = 82077218682.

The previous prime is 82077218599. The next prime is 82077218689. The reversal of 82077218683 is 38681277028.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82077218683 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82077218683.

It is not a weakly prime, because it can be changed into another prime (82077218689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41038609341 + 41038609342.

It is an arithmetic number, because the mean of its divisors is an integer number (41038609342).

Almost surely, 2^82077218683 is an apocalyptic number.

82077218683 is a deficient number, since it is larger than the sum of its proper divisors (1).

82077218683 is an equidigital number, since it uses as much as digits as its factorization.

82077218683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 82077218683 in words is "eighty-two billion, seventy-seven million, two hundred eighteen thousand, six hundred eighty-three".