9890798896 has 20 divisors (see below), whose sum is σ = 20905552584. Its totient is φ = 4495817600.

The previous prime is 9890798867. The next prime is 9890798927. The reversal of 9890798896 is 6988970989.

It is a super-2 number, since 2×9890798896² (a number of 21 digits) contains 22 as substring.

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, 28098685 + ... + 28099036.

Almost surely, 2^9890798896 is an apocalyptic number.

It is an amenable number.

9890798896 is an abundant number, since it is smaller than the sum of its proper divisors (11014753688).

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

9890798896 is a wasteful number, since it uses less digits than its factorization.

9890798896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56197740 (or 56197734 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 73.

The square root of 9890798896 is about 99452.4956750709. The cubic root of 9890798896 is about 2146.5637480503.

The spelling of 9890798896 in words is "nine billion, eight hundred ninety million, seven hundred ninety-eight thousand, eight hundred ninety-six".