99323032399 has 16 divisors (see below), whose sum is σ = 109749588480. Its totient is φ = 89465381280.

The previous prime is 99323032343. The next prime is 99323032421.

It is a happy number.

99323032399 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 99323032399 - 2²⁷ = 99188814671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99323032309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 607512 + ... + 753469.

It is an arithmetic number, because the mean of its divisors is an integer number (6859349280).

Almost surely, 2^99323032399 is an apocalyptic number.

99323032399 is a deficient number, since it is larger than the sum of its proper divisors (10426556081).

99323032399 is a wasteful number, since it uses less digits than its factorization.

99323032399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361190.

The product of its (nonzero) digits is 2125764, while the sum is 52.

The spelling of 99323032399 in words is "ninety-nine billion, three hundred twenty-three million, thirty-two thousand, three hundred ninety-nine".