663232056 has 32 divisors (see below), whose sum is σ = 1668650640. Its totient is φ = 219667968.

The previous prime is 663232049. The next prime is 663232057. The reversal of 663232056 is 650232366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663232057) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 84241 + ... + 91776.

Almost surely, 2^663232056 is an apocalyptic number.

It is an amenable number.

663232056 is an abundant number, since it is smaller than the sum of its proper divisors (1005418584).

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

663232056 is a wasteful number, since it uses less digits than its factorization.

663232056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176183 (or 176179 counting only the distinct ones).

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

The square root of 663232056 is about 25753.2921390645. The cubic root of 663232056 is about 872.0776766368.

The spelling of 663232056 in words is "six hundred sixty-three million, two hundred thirty-two thousand, fifty-six".