663465705667103 has 8 divisors (see below), whose sum is σ = 663510308872320. Its totient is φ = 663421103403520.

The previous prime is 663465705667099. The next prime is 663465705667169. The reversal of 663465705667103 is 301766507564366.

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

It is a cyclic number.

It is not a de Polignac number, because 663465705667103 - 2² = 663465705667099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 663465705667103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663465705667003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1905290738 + ... + 1905638928.

It is an arithmetic number, because the mean of its divisors is an integer number (82938788609040).

Almost surely, 2^{663465705667103} is an apocalyptic number.

663465705667103 is a deficient number, since it is larger than the sum of its proper divisors (44603205217).

663465705667103 is a wasteful number, since it uses less digits than its factorization.

663465705667103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470817.

The product of its (nonzero) digits is 342921600, while the sum is 65.

The spelling of 663465705667103 in words is "six hundred sixty-three trillion, four hundred sixty-five billion, seven hundred five million, six hundred sixty-seven thousand, one hundred three".