809769696088 has 32 divisors (see below), whose sum is σ = 1524902274000. Its totient is φ = 403130224000.

The previous prime is 809769696049. The next prime is 809769696097. The reversal of 809769696088 is 880696967908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5771958 + ... + 5910586.

Almost surely, 2^809769696088 is an apocalyptic number.

It is an amenable number.

809769696088 is a deficient number, since it is larger than the sum of its proper divisors (715132577912).

809769696088 is a wasteful number, since it uses less digits than its factorization.

809769696088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141795 (or 141791 counting only the distinct ones).

The product of its (nonzero) digits is 564350976, while the sum is 76.

The spelling of 809769696088 in words is "eight hundred nine billion, seven hundred sixty-nine million, six hundred ninety-six thousand, eighty-eight".