7925328189 has 12 divisors (see below), whose sum is σ = 11448514272. Its totient is φ = 5283174600.

The previous prime is 7925328181. The next prime is 7925328239. The reversal of 7925328189 is 9818235297.

7925328189 is a `hidden beast` number, since 7 + 92 + 532 + 8 + 18 + 9 = 666.

It is not a de Polignac number, because 7925328189 - 2³ = 7925328181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7925328181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168144 + ... + 210054.

It is an arithmetic number, because the mean of its divisors is an integer number (954042856).

Almost surely, 2^7925328189 is an apocalyptic number.

It is an amenable number.

7925328189 is a deficient number, since it is larger than the sum of its proper divisors (3523186083).

7925328189 is a wasteful number, since it uses less digits than its factorization.

7925328189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62928 (or 62925 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The square root of 7925328189 is about 89024.3123478076. The cubic root of 7925328189 is about 1993.7578873664.

The spelling of 7925328189 in words is "seven billion, nine hundred twenty-five million, three hundred twenty-eight thousand, one hundred eighty-nine".