99802861696 has 32 divisors (see below), whose sum is σ = 199221422400. Its totient is φ = 49802191104.

The previous prime is 99802861687. The next prime is 99802861703. The reversal of 99802861696 is 69616820899.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×99802861696² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710676 + ... + 839443.

It is an arithmetic number, because the mean of its divisors is an integer number (6225669450).

Almost surely, 2^99802861696 is an apocalyptic number.

It is an amenable number.

99802861696 is a deficient number, since it is larger than the sum of its proper divisors (99418560704).

99802861696 is a wasteful number, since it uses less digits than its factorization.

99802861696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550636 (or 1550624 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 64.

The spelling of 99802861696 in words is "ninety-nine billion, eight hundred two million, eight hundred sixty-one thousand, six hundred ninety-six".