63289168 has 20 divisors (see below), whose sum is σ = 122884000. Its totient is φ = 31577184.

The previous prime is 63289157. The next prime is 63289229. The reversal of 63289168 is 86198236.

It is a super-2 number, since 2×63289168² = 8011037572264448, which contains 22 as substring.

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, 4021 + ... + 11947.

It is an arithmetic number, because the mean of its divisors is an integer number (6144200).

Almost surely, 2^63289168 is an apocalyptic number.

It is an amenable number.

63289168 is a deficient number, since it is larger than the sum of its proper divisors (59594832).

63289168 is a wasteful number, since it uses less digits than its factorization.

63289168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8434 (or 8428 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 63289168 is about 7955.4489502479. The cubic root of 63289168 is about 398.5135832551.

The spelling of 63289168 in words is "sixty-three million, two hundred eighty-nine thousand, one hundred sixty-eight".