659564465956 has 12 divisors (see below), whose sum is σ = 1259168526000. Its totient is φ = 299802029960.

The previous prime is 659564465927. The next prime is 659564465957.

659564465956 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (659564465957) 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 3 ways as a sum of consecutive naturals, for example, 7495050706 + ... + 7495050793.

It is an arithmetic number, because the mean of its divisors is an integer number (104930710500).

Almost surely, 2^659564465956 is an apocalyptic number.

It is an amenable number.

659564465956 is a deficient number, since it is larger than the sum of its proper divisors (599604060044).

659564465956 is a wasteful number, since it uses less digits than its factorization.

659564465956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14990101514 (or 14990101512 counting only the distinct ones).

The product of its digits is 1049760000, while the sum is 70.

The spelling of 659564465956 in words is "six hundred fifty-nine billion, five hundred sixty-four million, four hundred sixty-five thousand, nine hundred fifty-six".