63318360 has 128 divisors (see below), whose sum is σ = 222266880. Its totient is φ = 14128128.

The previous prime is 63318349. The next prime is 63318373. The reversal of 63318360 is 6381336.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35244 + ... + 36996.

It is an arithmetic number, because the mean of its divisors is an integer number (1736460).

Almost surely, 2^63318360 is an apocalyptic number.

63318360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63318360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111133440).

63318360 is an abundant number, since it is smaller than the sum of its proper divisors (158948520).

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

63318360 is a wasteful number, since it uses less digits than its factorization.

63318360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817 (or 1813 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 63318360 is about 7957.2834560546. The cubic root of 63318360 is about 398.5748450303.

Adding to 63318360 its reverse (6381336), we get a palindrome (69699696).

The spelling of 63318360 in words is "sixty-three million, three hundred eighteen thousand, three hundred sixty".