82060556399 has 2 divisors, whose sum is σ = 82060556400. Its totient is φ = 82060556398.

The previous prime is 82060556387. The next prime is 82060556423. The reversal of 82060556399 is 99365506028.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82060556399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82060556399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82060556339) 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, 41030278199 + 41030278200.

It is an arithmetic number, because the mean of its divisors is an integer number (41030278200).

Almost surely, 2^82060556399 is an apocalyptic number.

82060556399 is a deficient number, since it is larger than the sum of its proper divisors (1).

82060556399 is an equidigital number, since it uses as much as digits as its factorization.

82060556399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 82060556399 in words is "eighty-two billion, sixty million, five hundred fifty-six thousand, three hundred ninety-nine".