9969194088 has 96 divisors (see below), whose sum is σ = 30912148800. Its totient is φ = 2843253504.

The previous prime is 9969194023. The next prime is 9969194093. The reversal of 9969194088 is 8804919699.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 269395 + ... + 304157.

It is an arithmetic number, because the mean of its divisors is an integer number (322001550).

Almost surely, 2^9969194088 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 9969194088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15456074400).

9969194088 is an abundant number, since it is smaller than the sum of its proper divisors (20942954712).

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

9969194088 is a wasteful number, since it uses less digits than its factorization.

9969194088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35351 (or 35344 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 63.

The square root of 9969194088 is about 99845.8516314023. The cubic root of 9969194088 is about 2152.2201035451.

The spelling of 9969194088 in words is "nine billion, nine hundred sixty-nine million, one hundred ninety-four thousand, eighty-eight".