9990492175 has 24 divisors (see below), whose sum is σ = 12934484640. Its totient is φ = 7640371200.

The previous prime is 9990492173. The next prime is 9990492203. The reversal of 9990492175 is 5712940999.

9990492175 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9990492175 - 2¹ = 9990492173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9990492173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1220095 + ... + 1228255.

It is an arithmetic number, because the mean of its divisors is an integer number (538936860).

Almost surely, 2^9990492175 is an apocalyptic number.

9990492175 is a deficient number, since it is larger than the sum of its proper divisors (2943992465).

9990492175 is a wasteful number, since it uses less digits than its factorization.

9990492175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10323 (or 10318 counting only the distinct ones).

The product of its (nonzero) digits is 1837080, while the sum is 55.

The square root of 9990492175 is about 99952.4495697829. The cubic root of 9990492175 is about 2153.7516739193.

The spelling of 9990492175 in words is "nine billion, nine hundred ninety million, four hundred ninety-two thousand, one hundred seventy-five".