806328534091 has 2 divisors, whose sum is σ = 806328534092. Its totient is φ = 806328534090.

The previous prime is 806328533987. The next prime is 806328534127. The reversal of 806328534091 is 190435823608.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 806328534091 - 2¹⁵ = 806328501323 is a prime.

It is not a weakly prime, because it can be changed into another prime (806328531091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403164267045 + 403164267046.

It is an arithmetic number, because the mean of its divisors is an integer number (403164267046).

Almost surely, 2^806328534091 is an apocalyptic number.

806328534091 is a deficient number, since it is larger than the sum of its proper divisors (1).

806328534091 is an equidigital number, since it uses as much as digits as its factorization.

806328534091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 806328534091 in words is "eight hundred six billion, three hundred twenty-eight million, five hundred thirty-four thousand, ninety-one".