63555056 has 40 divisors (see below), whose sum is σ = 126554400. Its totient is φ = 30907136.

The previous prime is 63555047. The next prime is 63555071. The reversal of 63555056 is 65055536.

It is a congruent 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, 126101 + ... + 126603.

It is an arithmetic number, because the mean of its divisors is an integer number (3163860).

Almost surely, 2^63555056 is an apocalyptic number.

It is an amenable number.

63555056 is a deficient number, since it is larger than the sum of its proper divisors (62999344).

63555056 is a wasteful number, since it uses less digits than its factorization.

63555056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 35.

The square root of 63555056 is about 7972.1424974721. The cubic root of 63555056 is about 399.0708768297.

It can be divided in two parts, 6355 and 5056, that added together give a palindrome (11411).

The spelling of 63555056 in words is "sixty-three million, five hundred fifty-five thousand, fifty-six".