80880808440017 has 2 divisors, whose sum is σ = 80880808440018. Its totient is φ = 80880808440016.

The previous prime is 80880808439993. The next prime is 80880808440053. The reversal of 80880808440017 is 71004480808808.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54949737270481 + 25931071169536 = 7412809^2 + 5092256^2 .

It is a cyclic number.

It is not a de Polignac number, because 80880808440017 - 2¹⁴ = 80880808423633 is a prime.

It is a super-3 number, since 3×80880808440017³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (80880808440317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40440404220008 + 40440404220009.

It is an arithmetic number, because the mean of its divisors is an integer number (40440404220009).

Almost surely, 2^{80880808440017} is an apocalyptic number.

It is an amenable number.

80880808440017 is a deficient number, since it is larger than the sum of its proper divisors (1).

80880808440017 is an equidigital number, since it uses as much as digits as its factorization.

80880808440017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3670016, while the sum is 56.

The spelling of 80880808440017 in words is "eighty trillion, eight hundred eighty billion, eight hundred eight million, four hundred forty thousand, seventeen".