9918750328 has 32 divisors (see below), whose sum is σ = 19428917760. Its totient is φ = 4741561440.

The previous prime is 9918750313. The next prime is 9918750353. The reversal of 9918750328 is 8230578199.

9918750328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 220350 + ... + 261517.

It is an arithmetic number, because the mean of its divisors is an integer number (607153680).

Almost surely, 2^9918750328 is an apocalyptic number.

It is an amenable number.

9918750328 is a deficient number, since it is larger than the sum of its proper divisors (9510167432).

9918750328 is a wasteful number, since it uses less digits than its factorization.

9918750328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481987 (or 481983 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 52.

The square root of 9918750328 is about 99592.9230819138. The cubic root of 9918750328 is about 2148.5839117806.

The spelling of 9918750328 in words is "nine billion, nine hundred eighteen million, seven hundred fifty thousand, three hundred twenty-eight".