99090009099 has 32 divisors (see below), whose sum is σ = 148319424000. Its totient is φ = 65376856800.

The previous prime is 99090009079. The next prime is 99090009113.

99090009099 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-99090009099 is a prime.

It is a super-3 number, since 3×99090009099³ (a number of 34 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (99090009019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7353442 + ... + 7366904.

It is an arithmetic number, because the mean of its divisors is an integer number (4634982000).

Almost surely, 2^99090009099 is an apocalyptic number.

99090009099 is a deficient number, since it is larger than the sum of its proper divisors (49229414901).

99090009099 is a wasteful number, since it uses less digits than its factorization.

99090009099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16272 (or 16266 counting only the distinct ones).

The product of its (nonzero) digits is 531441, while the sum is 54.

The spelling of 99090009099 in words is "ninety-nine billion, ninety million, nine thousand, ninety-nine".