80771441759 has 2 divisors, whose sum is σ = 80771441760. Its totient is φ = 80771441758.

The previous prime is 80771441753. The next prime is 80771441767. The reversal of 80771441759 is 95714417708.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80771441759 - 2³² = 76476474463 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80771441759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80771441753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40385720879 + 40385720880.

It is an arithmetic number, because the mean of its divisors is an integer number (40385720880).

Almost surely, 2^80771441759 is an apocalyptic number.

80771441759 is a deficient number, since it is larger than the sum of its proper divisors (1).

80771441759 is an equidigital number, since it uses as much as digits as its factorization.

80771441759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1975680, while the sum is 53.

The spelling of 80771441759 in words is "eighty billion, seven hundred seventy-one million, four hundred forty-one thousand, seven hundred fifty-nine".