9804663173 has 8 divisors (see below), whose sum is σ = 9908910360. Its totient is φ = 9700556800.

The previous prime is 9804663161. The next prime is 9804663179. The reversal of 9804663173 is 3713664089.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1059046849 + 8745616324 = 32543^2 + 93518^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9804663173 - 2⁶ = 9804663109 is a prime.

It is a super-2 number, since 2×9804663173² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9804663179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107861 + ... + 176757.

It is an arithmetic number, because the mean of its divisors is an integer number (1238613795).

Almost surely, 2^9804663173 is an apocalyptic number.

It is an amenable number.

9804663173 is a deficient number, since it is larger than the sum of its proper divisors (104247187).

9804663173 is a wasteful number, since it uses less digits than its factorization.

9804663173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70407.

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 9804663173 is about 99018.4991453617. The cubic root of 9804663173 is about 2140.3143315752.

The spelling of 9804663173 in words is "nine billion, eight hundred four million, six hundred sixty-three thousand, one hundred seventy-three".