9698400000 has 432 divisors, whose sum is σ = 35927388000. Its totient is φ = 2580480000.

The previous prime is 9698399951. The next prime is 9698400007. The reversal of 9698400000 is 48969.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9698400007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21599776 + ... + 21600224.

It is an arithmetic number, because the mean of its divisors is an integer number (83165250).

Almost surely, 2^9698400000 is an apocalyptic number.

9698400000 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9698400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17963694000).

9698400000 is an abundant number, since it is smaller than the sum of its proper divisors (26228988000).

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

9698400000 is an frugal number, since it uses more digits than its factorization.

9698400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 9698400000 is about 98480.4549136528. The cubic root of 9698400000 is about 2132.5539687839.

Adding to 9698400000 its reverse (48969), we get a palindrome (9698448969).

The spelling of 9698400000 in words is "nine billion, six hundred ninety-eight million, four hundred thousand".