9849964992 has 56 divisors (see below), whose sum is σ = 29784422016. Its totient is φ = 2814275328.

The previous prime is 9849964973. The next prime is 9849965003. The reversal of 9849964992 is 2994699489.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3663078 + ... + 3665765.

Almost surely, 2^9849964992 is an apocalyptic number.

It is an amenable number.

9849964992 is an abundant number, since it is smaller than the sum of its proper divisors (19934457024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9849964992 is a wasteful number, since it uses less digits than its factorization.

9849964992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7328865 (or 7328855 counting only the distinct ones).

The product of its digits is 90699264, while the sum is 69.

The square root of 9849964992 is about 99246.9898384833. The cubic root of 9849964992 is about 2143.6056627916.

The spelling of 9849964992 in words is "nine billion, eight hundred forty-nine million, nine hundred sixty-four thousand, nine hundred ninety-two".