663075284873196 has 96 divisors (see below), whose sum is σ = 1672000534991808. Its totient is φ = 203311673671680.

The previous prime is 663075284873189. The next prime is 663075284873213. The reversal of 663075284873196 is 691378482570366.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620043276 + ... + 621111756.

It is an arithmetic number, because the mean of its divisors is an integer number (17416672239498).

It is a 1-persistent number, because it is pandigital, but 2⋅663075284873196 = 1326150569746392 is not.

Almost surely, 2^{663075284873196} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663075284873196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (836000267495904).

663075284873196 is an abundant number, since it is smaller than the sum of its proper divisors (1008925250118612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663075284873196 is a wasteful number, since it uses less digits than its factorization.

663075284873196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082371 (or 1082369 counting only the distinct ones).

The product of its (nonzero) digits is 2194698240, while the sum is 75.

The spelling of 663075284873196 in words is "six hundred sixty-three trillion, seventy-five billion, two hundred eighty-four million, eight hundred seventy-three thousand, one hundred ninety-six".