9198747875 has 16 divisors (see below), whose sum is σ = 12084252960. Its totient is φ = 6971680800.

The previous prime is 9198747871. The next prime is 9198747917. The reversal of 9198747875 is 5787478919.

It is not a de Polignac number, because 9198747875 - 2² = 9198747871 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9198747871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1934204 + ... + 1938953.

It is an arithmetic number, because the mean of its divisors is an integer number (755265810).

Almost surely, 2^9198747875 is an apocalyptic number.

9198747875 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

9198747875 is a deficient number, since it is larger than the sum of its proper divisors (2885505085).

9198747875 is a wasteful number, since it uses less digits than its factorization.

9198747875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873191 (or 3873181 counting only the distinct ones).

The product of its digits is 35562240, while the sum is 65.

The square root of 9198747875 is about 95910.1030913845. The cubic root of 9198747875 is about 2095.2840412853.

The spelling of 9198747875 in words is "nine billion, one hundred ninety-eight million, seven hundred forty-seven thousand, eight hundred seventy-five".