659465685696 has 28 divisors (see below), whose sum is σ = 1744836293912. Its totient is φ = 219821895168.

The previous prime is 659465685673. The next prime is 659465685709. The reversal of 659465685696 is 696586564956.

It is a super-2 number, since 2×659465685696² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1717358365 + ... + 1717358748.

Almost surely, 2^659465685696 is an apocalyptic number.

It is an amenable number.

659465685696 is an abundant number, since it is smaller than the sum of its proper divisors (1085370608216).

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

659465685696 is a wasteful number, since it uses less digits than its factorization.

659465685696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434717128 (or 3434717118 counting only the distinct ones).

The product of its digits is 2519424000, while the sum is 75.

The spelling of 659465685696 in words is "six hundred fifty-nine billion, four hundred sixty-five million, six hundred eighty-five thousand, six hundred ninety-six".