808840067499 has 8 divisors (see below), whose sum is σ = 1198281581520. Its totient is φ = 539226711648.

The previous prime is 808840067429. The next prime is 808840067501. The reversal of 808840067499 is 994760048808.

808840067499 is a `hidden beast` number, since 8 + 0 + 8 + 84 + 0 + 0 + 67 + 499 = 666.

It is not a de Polignac number, because 808840067499 - 2¹⁷ = 808839936427 is a prime.

It is a super-2 number, since 2×808840067499² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (808840067429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14978519742 + ... + 14978519795.

It is an arithmetic number, because the mean of its divisors is an integer number (149785197690).

Almost surely, 2^808840067499 is an apocalyptic number.

808840067499 is a deficient number, since it is larger than the sum of its proper divisors (389441514021).

808840067499 is a wasteful number, since it uses less digits than its factorization.

808840067499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29957039546 (or 29957039540 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 63.

The spelling of 808840067499 in words is "eight hundred eight billion, eight hundred forty million, sixty-seven thousand, four hundred ninety-nine".