9875555788 has 12 divisors (see below), whose sum is σ = 19751111632. Its totient is φ = 4232381040.

The previous prime is 9875555783. The next prime is 9875555791. The reversal of 9875555788 is 8875555789.

9875555788 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (9875555783) 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 3 ways as a sum of consecutive naturals, for example, 176349183 + ... + 176349238.

Almost surely, 2^9875555788 is an apocalyptic number.

It is an amenable number.

9875555788 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9875555788 is a wasteful number, since it uses less digits than its factorization.

9875555788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352698432 (or 352698430 counting only the distinct ones).

The product of its digits is 141120000, while the sum is 67.

The square root of 9875555788 is about 99375.8310053305. The cubic root of 9875555788 is about 2145.4604625069.

Subtracting from 9875555788 its reverse (8875555789), we obtain a palindrome (999999999).

The spelling of 9875555788 in words is "nine billion, eight hundred seventy-five million, five hundred fifty-five thousand, seven hundred eighty-eight".