807681332460043 has 2 divisors, whose sum is σ = 807681332460044. Its totient is φ = 807681332460042.

The previous prime is 807681332460007. The next prime is 807681332460089. The reversal of 807681332460043 is 340064233186708.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-807681332460043 is a prime.

It is not a weakly prime, because it can be changed into another prime (807681332430043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403840666230021 + 403840666230022.

It is an arithmetic number, because the mean of its divisors is an integer number (403840666230022).

Almost surely, 2^{807681332460043} is an apocalyptic number.

807681332460043 is a deficient number, since it is larger than the sum of its proper divisors (1).

807681332460043 is an equidigital number, since it uses as much as digits as its factorization.

807681332460043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 55.

The spelling of 807681332460043 in words is "eight hundred seven trillion, six hundred eighty-one billion, three hundred thirty-two million, four hundred sixty thousand, forty-three".