663884635735003 has 8 divisors (see below), whose sum is σ = 667568340232976. Its totient is φ = 660201105232800.

The previous prime is 663884635734979. The next prime is 663884635735037. The reversal of 663884635735003 is 300537536488366.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-663884635735003 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 663884635735003.

It is not an unprimeable number, because it can be changed into a prime (663884635730003) 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, 35843001 + ... + 51112522.

It is an arithmetic number, because the mean of its divisors is an integer number (83446042529122).

Almost surely, 2^{663884635735003} is an apocalyptic number.

663884635735003 is a deficient number, since it is larger than the sum of its proper divisors (3683704497973).

663884635735003 is a wasteful number, since it uses less digits than its factorization.

663884635735003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86997885.

The product of its (nonzero) digits is 783820800, while the sum is 67.

The spelling of 663884635735003 in words is "six hundred sixty-three trillion, eight hundred eighty-four billion, six hundred thirty-five million, seven hundred thirty-five thousand, three".