80367457811 has 2 divisors, whose sum is σ = 80367457812. Its totient is φ = 80367457810.

The previous prime is 80367457741. The next prime is 80367457813. The reversal of 80367457811 is 11875476308.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80367457811 is a prime.

Together with 80367457813, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80367457811.

It is not a weakly prime, because it can be changed into another prime (80367457813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40183728905 + 40183728906.

It is an arithmetic number, because the mean of its divisors is an integer number (40183728906).

Almost surely, 2^80367457811 is an apocalyptic number.

80367457811 is a deficient number, since it is larger than the sum of its proper divisors (1).

80367457811 is an equidigital number, since it uses as much as digits as its factorization.

80367457811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 80367457811 in words is "eighty billion, three hundred sixty-seven million, four hundred fifty-seven thousand, eight hundred eleven".