665002242708 has 24 divisors (see below), whose sum is σ = 1553490999648. Its totient is φ = 221407542816.

The previous prime is 665002242647. The next prime is 665002242743. The reversal of 665002242708 is 807242200566.

665002242708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 665002242708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32473266 + ... + 32493737.

It is an arithmetic number, because the mean of its divisors is an integer number (64728791652).

Almost surely, 2^665002242708 is an apocalyptic number.

It is an amenable number.

665002242708 is an abundant number, since it is smaller than the sum of its proper divisors (888488756940).

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

665002242708 is a wasteful number, since it uses less digits than its factorization.

665002242708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64967863 (or 64967861 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 665002242708 in words is "six hundred sixty-five billion, two million, two hundred forty-two thousand, seven hundred eight".