63367664 has 20 divisors (see below), whose sum is σ = 122945256. Its totient is φ = 31639872.

The previous prime is 63367631. The next prime is 63367669. The reversal of 63367664 is 46676336.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63367669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11327 + ... + 15969.

Almost surely, 2^63367664 is an apocalyptic number.

It is an amenable number.

63367664 is a deficient number, since it is larger than the sum of its proper divisors (59577592).

63367664 is a wasteful number, since it uses less digits than its factorization.

63367664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5504 (or 5498 counting only the distinct ones).

The product of its digits is 326592, while the sum is 41.

The square root of 63367664 is about 7960.3808954095. The cubic root of 63367664 is about 398.6782707231.

The spelling of 63367664 in words is "sixty-three million, three hundred sixty-seven thousand, six hundred sixty-four".