9884491136 has 32 divisors (see below), whose sum is σ = 21206514000. Its totient is φ = 4562072064.

The previous prime is 9884491121. The next prime is 9884491147. The reversal of 9884491136 is 6311944889.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2968436 + ... + 2971763.

Almost surely, 2^9884491136 is an apocalyptic number.

It is an amenable number.

9884491136 is an abundant number, since it is smaller than the sum of its proper divisors (11322022864).

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

9884491136 is a wasteful number, since it uses less digits than its factorization.

9884491136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5940226 (or 5940214 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 53.

The square root of 9884491136 is about 99420.7781904769. The cubic root of 9884491136 is about 2146.1073343522.

The spelling of 9884491136 in words is "nine billion, eight hundred eighty-four million, four hundred ninety-one thousand, one hundred thirty-six".