63503982648 has 24 divisors (see below), whose sum is σ = 171989953200. Its totient is φ = 21167994192.

The previous prime is 63503982631. The next prime is 63503982671. The reversal of 63503982648 is 84628930536.

63503982648 is a `hidden beast` number, since 6 + 3 + 503 + 98 + 2 + 6 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 63503982594 and 63503982603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 440999808 + ... + 440999951.

It is an arithmetic number, because the mean of its divisors is an integer number (7166248050).

Almost surely, 2^63503982648 is an apocalyptic number.

It is an amenable number.

63503982648 is an abundant number, since it is smaller than the sum of its proper divisors (108485970552).

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

63503982648 is a wasteful number, since it uses less digits than its factorization.

63503982648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881999771 (or 881999764 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 63503982648 in words is "sixty-three billion, five hundred three million, nine hundred eighty-two thousand, six hundred forty-eight".