80401943605241 has 2 divisors, whose sum is σ = 80401943605242. Its totient is φ = 80401943605240.

The previous prime is 80401943605177. The next prime is 80401943605303. The reversal of 80401943605241 is 14250634910408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77310184049641 + 3091759555600 = 8792621^2 + 1758340^2 .

It is a cyclic number.

It is not a de Polignac number, because 80401943605241 - 2⁶ = 80401943605177 is a prime.

It is not a weakly prime, because it can be changed into another prime (80401943605141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40200971802620 + 40200971802621.

It is an arithmetic number, because the mean of its divisors is an integer number (40200971802621).

Almost surely, 2^{80401943605241} is an apocalyptic number.

It is an amenable number.

80401943605241 is a deficient number, since it is larger than the sum of its proper divisors (1).

80401943605241 is an equidigital number, since it uses as much as digits as its factorization.

80401943605241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 80401943605241 in words is "eighty trillion, four hundred one billion, nine hundred forty-three million, six hundred five thousand, two hundred forty-one".