80243918753671 has 2 divisors, whose sum is σ = 80243918753672. Its totient is φ = 80243918753670.

The previous prime is 80243918753659. The next prime is 80243918753681. The reversal of 80243918753671 is 17635781934208.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80243918753671 - 2¹⁷ = 80243918622599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80243918753681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40121959376835 + 40121959376836.

It is an arithmetic number, because the mean of its divisors is an integer number (40121959376836).

It is a 1-persistent number, because it is pandigital, but 2⋅80243918753671 = 160487837507342 is not.

Almost surely, 2^{80243918753671} is an apocalyptic number.

80243918753671 is a deficient number, since it is larger than the sum of its proper divisors (1).

80243918753671 is an equidigital number, since it uses as much as digits as its factorization.

80243918753671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 80243918753671 in words is "eighty trillion, two hundred forty-three billion, nine hundred eighteen million, seven hundred fifty-three thousand, six hundred seventy-one".