808381028711 has 2 divisors, whose sum is σ = 808381028712. Its totient is φ = 808381028710.

The previous prime is 808381028647. The next prime is 808381028713. The reversal of 808381028711 is 117820183808.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 808381028711 - 2⁶ = 808381028647 is a prime.

Together with 808381028713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (808381028713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404190514355 + 404190514356.

It is an arithmetic number, because the mean of its divisors is an integer number (404190514356).

Almost surely, 2^808381028711 is an apocalyptic number.

808381028711 is a deficient number, since it is larger than the sum of its proper divisors (1).

808381028711 is an equidigital number, since it uses as much as digits as its factorization.

808381028711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172032, while the sum is 47.

The spelling of 808381028711 in words is "eight hundred eight billion, three hundred eighty-one million, twenty-eight thousand, seven hundred eleven".