663116017 has 8 divisors (see below), whose sum is σ = 698720960. Its totient is φ = 627581520.

The previous prime is 663115993. The next prime is 663116021. The reversal of 663116017 is 710611366.

663116017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 663116017 - 2¹⁹ = 662591729 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 663116017.

It is not an unprimeable number, because it can be changed into a prime (663116317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2308 + ... + 36490.

It is an arithmetic number, because the mean of its divisors is an integer number (87340120).

Almost surely, 2^663116017 is an apocalyptic number.

It is an amenable number.

663116017 is a deficient number, since it is larger than the sum of its proper divisors (35604943).

663116017 is a wasteful number, since it uses less digits than its factorization.

663116017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35223.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 663116017 is about 25751.0391440812. The cubic root of 663116017 is about 872.0268141356.

The spelling of 663116017 in words is "six hundred sixty-three million, one hundred sixteen thousand, seventeen".