810494086079 has 2 divisors, whose sum is σ = 810494086080. Its totient is φ = 810494086078.

The previous prime is 810494086067. The next prime is 810494086109. The reversal of 810494086079 is 970680494018.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 810494086079 - 2⁸ = 810494085823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (810494086379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405247043039 + 405247043040.

It is an arithmetic number, because the mean of its divisors is an integer number (405247043040).

Almost surely, 2^810494086079 is an apocalyptic number.

810494086079 is a deficient number, since it is larger than the sum of its proper divisors (1).

810494086079 is an equidigital number, since it uses as much as digits as its factorization.

810494086079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 56.

The spelling of 810494086079 in words is "eight hundred ten billion, four hundred ninety-four million, eighty-six thousand, seventy-nine".