660982325 has 12 divisors (see below), whose sum is σ = 820512960. Its totient is φ = 528208560.

The previous prime is 660982307. The next prime is 660982339. The reversal of 660982325 is 523289066.

It is not a de Polignac number, because 660982325 - 2²⁰ = 659933749 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9716 + ... + 37634.

It is an arithmetic number, because the mean of its divisors is an integer number (68376080).

Almost surely, 2^660982325 is an apocalyptic number.

It is an amenable number.

660982325 is a deficient number, since it is larger than the sum of its proper divisors (159530635).

660982325 is a wasteful number, since it uses less digits than its factorization.

660982325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28876 (or 28871 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 660982325 is about 25709.5765231557. The cubic root of 660982325 is about 871.0905094740.

The spelling of 660982325 in words is "six hundred sixty million, nine hundred eighty-two thousand, three hundred twenty-five".