63631848056 has 64 divisors (see below), whose sum is σ = 139217784000. Its totient is φ = 27254900736.

The previous prime is 63631847959. The next prime is 63631848109. The reversal of 63631848056 is 65084813636.

It is a junction number, because it is equal to n+sod(n) for n = 63631847995 and 63631848013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5528900 + ... + 5540396.

It is an arithmetic number, because the mean of its divisors is an integer number (2175277875).

Almost surely, 2^63631848056 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 63631848056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69608892000).

63631848056 is an abundant number, since it is smaller than the sum of its proper divisors (75585935944).

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

63631848056 is a wasteful number, since it uses less digits than its factorization.

63631848056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13541 (or 13523 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 63631848056 in words is "sixty-three billion, six hundred thirty-one million, eight hundred forty-eight thousand, fifty-six".