659725675 has 48 divisors (see below), whose sum is σ = 991936512. Its totient is φ = 425462400.

The previous prime is 659725673. The next prime is 659725687. The reversal of 659725675 is 576527956.

It is not a de Polignac number, because 659725675 - 2¹ = 659725673 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (659725673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 244182 + ... + 246868.

It is an arithmetic number, because the mean of its divisors is an integer number (20665344).

Almost surely, 2^659725675 is an apocalyptic number.

659725675 is a deficient number, since it is larger than the sum of its proper divisors (332210837).

659725675 is a wasteful number, since it uses less digits than its factorization.

659725675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788 (or 2783 counting only the distinct ones).

The product of its digits is 3969000, while the sum is 52.

The square root of 659725675 is about 25685.1255593583. The cubic root of 659725675 is about 870.5381243872.

The spelling of 659725675 in words is "six hundred fifty-nine million, seven hundred twenty-five thousand, six hundred seventy-five".