663089016 has 16 divisors (see below), whose sum is σ = 1657722600. Its totient is φ = 221029664.

The previous prime is 663088997. The next prime is 663089027. The reversal of 663089016 is 610980366.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13814331 + ... + 13814378.

Almost surely, 2^663089016 is an apocalyptic number.

It is an amenable number.

663089016 is an abundant number, since it is smaller than the sum of its proper divisors (994633584).

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

663089016 is a wasteful number, since it uses less digits than its factorization.

663089016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27628718 (or 27628714 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 663089016 is about 25750.5148686390. The cubic root of 663089016 is about 872.0149781396.

The spelling of 663089016 in words is "six hundred sixty-three million, eighty-nine thousand, sixteen".