9998375066 has 32 divisors (see below), whose sum is σ = 15766617600. Its totient is φ = 4748768640.

The previous prime is 9998375059. The next prime is 9998375069. The reversal of 9998375066 is 6605738999.

9998375066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9998375069) 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 15 ways as a sum of consecutive naturals, for example, 1822115 + ... + 1827593.

It is an arithmetic number, because the mean of its divisors is an integer number (492706800).

Almost surely, 2^9998375066 is an apocalyptic number.

9998375066 is a deficient number, since it is larger than the sum of its proper divisors (5768242534).

9998375066 is a wasteful number, since it uses less digits than its factorization.

9998375066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014.

The product of its (nonzero) digits is 22044960, while the sum is 62.

The square root of 9998375066 is about 99991.8749999219. The cubic root of 9998375066 is about 2154.3179899047.

The spelling of 9998375066 in words is "nine billion, nine hundred ninety-eight million, three hundred seventy-five thousand, sixty-six".