9999339999 has 32 divisors (see below), whose sum is σ = 15185608704. Its totient is φ = 5793379680.

The previous prime is 9999339991. The next prime is 9999340019.

9999339999 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9999339999 - 2³ = 9999339991 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999339991) 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, 2036982 + ... + 2041884.

It is an arithmetic number, because the mean of its divisors is an integer number (474550272).

Almost surely, 2^9999339999 is an apocalyptic number.

9999339999 is a deficient number, since it is larger than the sum of its proper divisors (5186268705).

9999339999 is a wasteful number, since it uses less digits than its factorization.

9999339999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7627.

The product of its digits is 387420489, while the sum is 78.

The square root of 9999339999 is about 99996.6999405480. The cubic root of 9999339999 is about 2154.3872913541.

The spelling of 9999339999 in words is "nine billion, nine hundred ninety-nine million, three hundred thirty-nine thousand, nine hundred ninety-nine".