80714320091 has 2 divisors, whose sum is σ = 80714320092. Its totient is φ = 80714320090.

The previous prime is 80714320087. The next prime is 80714320133. The reversal of 80714320091 is 19002341708.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80714320091 - 2² = 80714320087 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (80714320081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40357160045 + 40357160046.

It is an arithmetic number, because the mean of its divisors is an integer number (40357160046).

Almost surely, 2^80714320091 is an apocalyptic number.

80714320091 is a deficient number, since it is larger than the sum of its proper divisors (1).

80714320091 is an equidigital number, since it uses as much as digits as its factorization.

80714320091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

Adding to 80714320091 its reverse (19002341708), we get a palindrome (99716661799).

The spelling of 80714320091 in words is "eighty billion, seven hundred fourteen million, three hundred twenty thousand, ninety-one".