99811353568 has 24 divisors (see below), whose sum is σ = 199195437168. Its totient is φ = 49222036224.

The previous prime is 99811353559. The next prime is 99811353569. The reversal of 99811353568 is 86535311899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99811353569) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21361396 + ... + 21366067.

It is an arithmetic number, because the mean of its divisors is an integer number (8299809882).

Almost surely, 2^99811353568 is an apocalyptic number.

It is an amenable number.

99811353568 is a deficient number, since it is larger than the sum of its proper divisors (99384083600).

99811353568 is a wasteful number, since it uses less digits than its factorization.

99811353568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42727546 (or 42727538 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 58.

The spelling of 99811353568 in words is "ninety-nine billion, eight hundred eleven million, three hundred fifty-three thousand, five hundred sixty-eight".