9925805325 has 24 divisors (see below), whose sum is σ = 16641809856. Its totient is φ = 5219200000.

The previous prime is 9925805287. The next prime is 9925805327. The reversal of 9925805325 is 5235085299.

It is not a de Polignac number, because 9925805325 - 2⁶ = 9925805261 is a prime.

It is a super-2 number, since 2×9925805325² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9925805327) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 926676 + ... + 937325.

It is an arithmetic number, because the mean of its divisors is an integer number (693408744).

Almost surely, 2^9925805325 is an apocalyptic number.

It is an amenable number.

9925805325 is a deficient number, since it is larger than the sum of its proper divisors (6716004531).

9925805325 is a wasteful number, since it uses less digits than its factorization.

9925805325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864085 (or 1864080 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 48.

The square root of 9925805325 is about 99628.3359541852. The cubic root of 9925805325 is about 2149.0932051242.

The spelling of 9925805325 in words is "nine billion, nine hundred twenty-five million, eight hundred five thousand, three hundred twenty-five".