665064079202 has 8 divisors (see below), whose sum is σ = 997695838656. Its totient is φ = 332498799652.

The previous prime is 665064079201. The next prime is 665064079231. The reversal of 665064079202 is 202970460566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (665064079201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16594958 + ... + 16634985.

It is an arithmetic number, because the mean of its divisors is an integer number (124711979832).

Almost surely, 2^665064079202 is an apocalyptic number.

665064079202 is a deficient number, since it is larger than the sum of its proper divisors (332631759454).

665064079202 is a wasteful number, since it uses less digits than its factorization.

665064079202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33239952.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 665064079202 in words is "six hundred sixty-five billion, sixty-four million, seventy-nine thousand, two hundred two".