663003063456 has 24 divisors (see below), whose sum is σ = 1740383041824. Its totient is φ = 221001021120.

The previous prime is 663003063413. The next prime is 663003063497. The reversal of 663003063456 is 654360300366.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3453140860 + ... + 3453141051.

It is an arithmetic number, because the mean of its divisors is an integer number (72515960076).

Almost surely, 2^663003063456 is an apocalyptic number.

It is an amenable number.

663003063456 is an abundant number, since it is smaller than the sum of its proper divisors (1077379978368).

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

663003063456 is a wasteful number, since it uses less digits than its factorization.

663003063456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6906281924 (or 6906281916 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 42.

The spelling of 663003063456 in words is "six hundred sixty-three billion, three million, sixty-three thousand, four hundred fifty-six".