9849889489 has 8 divisors (see below), whose sum is σ = 10892531232. Its totient is φ = 8831780640.

The previous prime is 9849889481. The next prime is 9849889493.

9849889489 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9849889489 - 2³ = 9849889481 is a prime.

It is a super-2 number, since 2×9849889489² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9849889481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6132379 + ... + 6133984.

It is an arithmetic number, because the mean of its divisors is an integer number (1361566404).

Almost surely, 2^9849889489 is an apocalyptic number.

It is an amenable number.

9849889489 is a deficient number, since it is larger than the sum of its proper divisors (1042641743).

9849889489 is a wasteful number, since it uses less digits than its factorization.

9849889489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12266447.

The product of its digits is 429981696, while the sum is 76.

The square root of 9849889489 is about 99246.6094584596. The cubic root of 9849889489 is about 2143.6001856461.

The spelling of 9849889489 in words is "nine billion, eight hundred forty-nine million, eight hundred eighty-nine thousand, four hundred eighty-nine".