663536202 has 64 divisors (see below), whose sum is σ = 1603891200. Its totient is φ = 178770240.

The previous prime is 663536189. The next prime is 663536261. The reversal of 663536202 is 202635366.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180927 + ... + 184557.

It is an arithmetic number, because the mean of its divisors is an integer number (25060800).

Almost surely, 2^663536202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663536202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (801945600).

663536202 is an abundant number, since it is smaller than the sum of its proper divisors (940354998).

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

663536202 is a wasteful number, since it uses less digits than its factorization.

663536202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3891.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 663536202 is about 25759.1964548586. The cubic root of 663536202 is about 872.2109625159.

The spelling of 663536202 in words is "six hundred sixty-three million, five hundred thirty-six thousand, two hundred two".