818791716 has 48 divisors (see below), whose sum is σ = 1980543488. Its totient is φ = 263001600.

The previous prime is 818791711. The next prime is 818791717. The reversal of 818791716 is 617197818.

It is not an unprimeable number, because it can be changed into a prime (818791711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85086 + ... + 94218.

Almost surely, 2^818791716 is an apocalyptic number.

It is an amenable number.

818791716 is an abundant number, since it is smaller than the sum of its proper divisors (1161751772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

818791716 is a wasteful number, since it uses less digits than its factorization.

818791716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9412 (or 9410 counting only the distinct ones).

The product of its digits is 169344, while the sum is 48.

The square root of 818791716 is about 28614.5367951326. The cubic root of 818791716 is about 935.5302038264.

The spelling of 818791716 in words is "eight hundred eighteen million, seven hundred ninety-one thousand, seven hundred sixteen".