80401943605303 has 2 divisors, whose sum is σ = 80401943605304. Its totient is φ = 80401943605302.

The previous prime is 80401943605241. The next prime is 80401943605351. The reversal of 80401943605303 is 30350634910408.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80401943605303 - 2¹³ = 80401943597111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80401943675303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40200971802651 + 40200971802652.

It is an arithmetic number, because the mean of its divisors is an integer number (40200971802652).

Almost surely, 2^{80401943605303} is an apocalyptic number.

80401943605303 is a deficient number, since it is larger than the sum of its proper divisors (1).

80401943605303 is an equidigital number, since it uses as much as digits as its factorization.

80401943605303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 80401943605303 in words is "eighty trillion, four hundred one billion, nine hundred forty-three million, six hundred five thousand, three hundred three".