80500014449 has 2 divisors, whose sum is σ = 80500014450. Its totient is φ = 80500014448.

The previous prime is 80500014407. The next prime is 80500014457. The reversal of 80500014449 is 94441000508.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41150151025 + 39349863424 = 202855^2 + 198368^2 .

It is a cyclic number.

It is not a de Polignac number, because 80500014449 - 2⁸ = 80500014193 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (80500014649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40250007224 + 40250007225.

It is an arithmetic number, because the mean of its divisors is an integer number (40250007225).

Almost surely, 2^80500014449 is an apocalyptic number.

It is an amenable number.

80500014449 is a deficient number, since it is larger than the sum of its proper divisors (1).

80500014449 is an equidigital number, since it uses as much as digits as its factorization.

80500014449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 80500014449 in words is "eighty billion, five hundred million, fourteen thousand, four hundred forty-nine".