63560320 has 64 divisors (see below), whose sum is σ = 159976800. Its totient is φ = 24081408.

The previous prime is 63560281. The next prime is 63560333. The reversal of 63560320 is 2306536.

It is a tau number, because it is divible by the number of its divisors (64).

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, 9547 + ... + 14773.

Almost surely, 2^63560320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63560320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79988400).

63560320 is an abundant number, since it is smaller than the sum of its proper divisors (96416480).

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

63560320 is a wasteful number, since it uses less digits than its factorization.

63560320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265 (or 5253 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 63560320 is about 7972.4726402792. The cubic root of 63560320 is about 399.0818943172.

Adding to 63560320 its reverse (2306536), we get a palindrome (65866856).

The spelling of 63560320 in words is "sixty-three million, five hundred sixty thousand, three hundred twenty".