9913404800 has 288 divisors, whose sum is σ = 27705570480. Its totient is φ = 3496796160.

The previous prime is 9913404799. The next prime is 9913404811. The reversal of 9913404800 is 84043199.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12438002 + ... + 12438798.

Almost surely, 2^9913404800 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9913404800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13852785240).

9913404800 is an abundant number, since it is smaller than the sum of its proper divisors (17792165680).

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

9913404800 is a wasteful number, since it uses less digits than its factorization.

9913404800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870 (or 840 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 9913404800 is about 99566.0825783560. The cubic root of 9913404800 is about 2148.1978624980.

Adding to 9913404800 its reverse (84043199), we get a palindrome (9997447999).

The spelling of 9913404800 in words is "nine billion, nine hundred thirteen million, four hundred four thousand, eight hundred".