99318664866 has 16 divisors (see below), whose sum is σ = 199512386784. Its totient is φ = 32960378784.

The previous prime is 99318664849. The next prime is 99318664873. The reversal of 99318664866 is 66846681399.

It is a junction number, because it is equal to n+sod(n) for n = 99318664797 and 99318664806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36459235 + ... + 36461958.

It is an arithmetic number, because the mean of its divisors is an integer number (12469524174).

Almost surely, 2^99318664866 is an apocalyptic number.

99318664866 is an abundant number, since it is smaller than the sum of its proper divisors (100193721918).

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

99318664866 is a wasteful number, since it uses less digits than its factorization.

99318664866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72921425.

The product of its digits is 80621568, while the sum is 66.

The spelling of 99318664866 in words is "ninety-nine billion, three hundred eighteen million, six hundred sixty-four thousand, eight hundred sixty-six".