663314744 has 8 divisors (see below), whose sum is σ = 1243715160. Its totient is φ = 331657368.

The previous prime is 663314737. The next prime is 663314783. The reversal of 663314744 is 447413366.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 663314698 and 663314707.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 41457164 + ... + 41457179.

It is an arithmetic number, because the mean of its divisors is an integer number (155464395).

Almost surely, 2^663314744 is an apocalyptic number.

It is an amenable number.

663314744 is a deficient number, since it is larger than the sum of its proper divisors (580400416).

663314744 is a wasteful number, since it uses less digits than its factorization.

663314744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82914349 (or 82914345 counting only the distinct ones).

The product of its digits is 145152, while the sum is 38.

The square root of 663314744 is about 25754.8974760141. The cubic root of 663314744 is about 872.1139170255.

The spelling of 663314744 in words is "six hundred sixty-three million, three hundred fourteen thousand, seven hundred forty-four".