82384416161 has 2 divisors, whose sum is σ = 82384416162. Its totient is φ = 82384416160.

The previous prime is 82384416143. The next prime is 82384416181. The reversal of 82384416161 is 16161448328.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76596097600 + 5788318561 = 276760^2 + 76081^2 .

It is a cyclic number.

It is not a de Polignac number, because 82384416161 - 2⁶ = 82384416097 is a prime.

It is not a weakly prime, because it can be changed into another prime (82384416181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41192208080 + 41192208081.

It is an arithmetic number, because the mean of its divisors is an integer number (41192208081).

Almost surely, 2^82384416161 is an apocalyptic number.

It is an amenable number.

82384416161 is a deficient number, since it is larger than the sum of its proper divisors (1).

82384416161 is an equidigital number, since it uses as much as digits as its factorization.

82384416161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 44.

The spelling of 82384416161 in words is "eighty-two billion, three hundred eighty-four million, four hundred sixteen thousand, one hundred sixty-one".