9928171104 has 96 divisors (see below), whose sum is σ = 26933760000. Its totient is φ = 3198873600.

The previous prime is 9928171091. The next prime is 9928171109. The reversal of 9928171104 is 4011718299.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9928171109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3715689 + ... + 3718359.

It is an arithmetic number, because the mean of its divisors is an integer number (280560000).

Almost surely, 2^9928171104 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 9928171104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13466880000).

9928171104 is an abundant number, since it is smaller than the sum of its proper divisors (17005588896).

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

9928171104 is a wasteful number, since it uses less digits than its factorization.

9928171104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3964 (or 3956 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 42.

The square root of 9928171104 is about 99640.2082695535. The cubic root of 9928171104 is about 2149.2639343671.

The spelling of 9928171104 in words is "nine billion, nine hundred twenty-eight million, one hundred seventy-one thousand, one hundred four".