9975428604 has 36 divisors (see below), whose sum is σ = 25219729080. Its totient is φ = 3324607200.

The previous prime is 9975428597. The next prime is 9975428629. The reversal of 9975428604 is 4068245799.

9975428604 is a `hidden beast` number, since 9 + 9 + 7 + 5 + 4 + 28 + 604 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249642 + ... + 286830.

It is an arithmetic number, because the mean of its divisors is an integer number (700548030).

Almost surely, 2^9975428604 is an apocalyptic number.

It is an amenable number.

9975428604 is an abundant number, since it is smaller than the sum of its proper divisors (15244300476).

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

9975428604 is a wasteful number, since it uses less digits than its factorization.

9975428604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44650 (or 44645 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The square root of 9975428604 is about 99877.0674579505. The cubic root of 9975428604 is about 2152.6686605166.

The spelling of 9975428604 in words is "nine billion, nine hundred seventy-five million, four hundred twenty-eight thousand, six hundred four".