80882718289 has 2 divisors, whose sum is σ = 80882718290. Its totient is φ = 80882718288.

The previous prime is 80882718277. The next prime is 80882718313. The reversal of 80882718289 is 98281728808.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45394563600 + 35488154689 = 213060^2 + 188383^2 .

It is a cyclic number.

It is not a de Polignac number, because 80882718289 - 2²⁷ = 80748500561 is a prime.

It is not a weakly prime, because it can be changed into another prime (80882718589) 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, 40441359144 + 40441359145.

It is an arithmetic number, because the mean of its divisors is an integer number (40441359145).

Almost surely, 2^80882718289 is an apocalyptic number.

It is an amenable number.

80882718289 is a deficient number, since it is larger than the sum of its proper divisors (1).

80882718289 is an equidigital number, since it uses as much as digits as its factorization.

80882718289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8257536, while the sum is 61.

The spelling of 80882718289 in words is "eighty billion, eight hundred eighty-two million, seven hundred eighteen thousand, two hundred eighty-nine".