9920004330125 has 64 divisors (see below), whose sum is σ = 12715138695168. Its totient is φ = 7722316800000.

The previous prime is 9920004330101. The next prime is 9920004330151. The reversal of 9920004330125 is 5210334000299.

It is a happy number.

It is not a de Polignac number, because 9920004330125 - 2²⁶ = 9919937221261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5965125044 + ... + 5965126706.

It is an arithmetic number, because the mean of its divisors is an integer number (198674042112).

Almost surely, 2^{9920004330125} is an apocalyptic number.

It is an amenable number.

9920004330125 is a deficient number, since it is larger than the sum of its proper divisors (2795134365043).

9920004330125 is a wasteful number, since it uses less digits than its factorization.

9920004330125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4047 (or 4037 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 38.

The spelling of 9920004330125 in words is "nine trillion, nine hundred twenty billion, four million, three hundred thirty thousand, one hundred twenty-five".