663313107189 has 16 divisors (see below), whose sum is σ = 896140224000. Its totient is φ = 436360068336.

The previous prime is 663313107181. The next prime is 663313107209. The reversal of 663313107189 is 981701313366.

It is not a de Polignac number, because 663313107189 - 2³ = 663313107181 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663313107181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1378639 + ... + 1796460.

It is an arithmetic number, because the mean of its divisors is an integer number (56008764000).

Almost surely, 2^663313107189 is an apocalyptic number.

It is an amenable number.

663313107189 is a deficient number, since it is larger than the sum of its proper divisors (232827116811).

663313107189 is a wasteful number, since it uses less digits than its factorization.

663313107189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176024.

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 663313107189 in words is "six hundred sixty-three billion, three hundred thirteen million, one hundred seven thousand, one hundred eighty-nine".