663066333 has 24 divisors (see below), whose sum is σ = 1011471552. Its totient is φ = 417719808.

The previous prime is 663066331. The next prime is 663066377. The reversal of 663066333 is 333660366.

It is not a de Polignac number, because 663066333 - 2¹ = 663066331 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663066331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2116 + ... + 36477.

It is an arithmetic number, because the mean of its divisors is an integer number (42144648).

Almost surely, 2^663066333 is an apocalyptic number.

It is an amenable number.

663066333 is a deficient number, since it is larger than the sum of its proper divisors (348405219).

663066333 is a wasteful number, since it uses less digits than its factorization.

663066333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38705 (or 38702 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 36.

The square root of 663066333 is about 25750.0744270769. The cubic root of 663066333 is about 872.0050347078.

The spelling of 663066333 in words is "six hundred sixty-three million, sixty-six thousand, three hundred thirty-three".