9896218800 has 120 divisors (see below), whose sum is σ = 34139471184. Its totient is φ = 2435988480.

The previous prime is 9896218769. The next prime is 9896218807. The reversal of 9896218800 is 88126989.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9896218807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301587 + ... + 332786.

Almost surely, 2^9896218800 is an apocalyptic number.

It is an amenable number.

9896218800 is an abundant number, since it is smaller than the sum of its proper divisors (24243252384).

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

9896218800 is a wasteful number, since it uses less digits than its factorization.

9896218800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634407 (or 634396 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 51.

The square root of 9896218800 is about 99479.7406510491. The cubic root of 9896218800 is about 2146.9557637387.

The spelling of 9896218800 in words is "nine billion, eight hundred ninety-six million, two hundred eighteen thousand, eight hundred".