63668360 has 32 divisors (see below), whose sum is σ = 163719360. Its totient is φ = 21829056.

The previous prime is 63668359. The next prime is 63668401. The reversal of 63668360 is 6386636.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113414 + ... + 113973.

It is an arithmetic number, because the mean of its divisors is an integer number (5116230).

Almost surely, 2^63668360 is an apocalyptic number.

It is an amenable number.

63668360 is an abundant number, since it is smaller than the sum of its proper divisors (100051000).

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

63668360 is a wasteful number, since it uses less digits than its factorization.

63668360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227405 (or 227401 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 63668360 is about 7979.2455783739. The cubic root of 63668360 is about 399.3078864712.

The spelling of 63668360 in words is "sixty-three million, six hundred sixty-eight thousand, three hundred sixty".