9906996099 has 32 divisors (see below), whose sum is σ = 17735606784. Its totient is φ = 4750606080.

The previous prime is 9906996079. The next prime is 9906996101.

9906996099 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9906996099 - 2⁹ = 9906995587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9906996049) 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 31 ways as a sum of consecutive naturals, for example, 1646514 + ... + 1652519.

It is an arithmetic number, because the mean of its divisors is an integer number (554237712).

Almost surely, 2^9906996099 is an apocalyptic number.

9906996099 is a deficient number, since it is larger than the sum of its proper divisors (7828610685).

9906996099 is a wasteful number, since it uses less digits than its factorization.

9906996099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3299067.

The product of its (nonzero) digits is 19131876, while the sum is 66.

The square root of 9906996099 is about 99533.8942220187. The cubic root of 9906996099 is about 2147.7348488375.

The spelling of 9906996099 in words is "nine billion, nine hundred six million, nine hundred ninety-six thousand, ninety-nine".