9925648672832 has 56 divisors (see below), whose sum is σ = 20747425104000. Its totient is φ = 4698318214656.

The previous prime is 9925648672811. The next prime is 9925648672867. The reversal of 9925648672832 is 2382768465299.

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 7 ways as a sum of consecutive naturals, for example, 1137707 + ... + 4598442.

It is an arithmetic number, because the mean of its divisors is an integer number (370489734000).

Almost surely, 2^{9925648672832} is an apocalyptic number.

It is an amenable number.

9925648672832 is an abundant number, since it is smaller than the sum of its proper divisors (10821776431168).

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

9925648672832 is a wasteful number, since it uses less digits than its factorization.

9925648672832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5737603 (or 5737593 counting only the distinct ones).

The product of its digits is 627056640, while the sum is 71.

The spelling of 9925648672832 in words is "nine trillion, nine hundred twenty-five billion, six hundred forty-eight million, six hundred seventy-two thousand, eight hundred thirty-two".