63755982768 has 20 divisors (see below), whose sum is σ = 164702955608. Its totient is φ = 21251994240.

The previous prime is 63755982761. The next prime is 63755982791. The reversal of 63755982768 is 86728955736.

63755982768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 63755982699 and 63755982708.

It is not an unprimeable number, because it can be changed into a prime (63755982761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 664124773 + ... + 664124868.

Almost surely, 2^63755982768 is an apocalyptic number.

It is an amenable number.

63755982768 is an abundant number, since it is smaller than the sum of its proper divisors (100946972840).

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

63755982768 is a wasteful number, since it uses less digits than its factorization.

63755982768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328249652 (or 1328249646 counting only the distinct ones).

The product of its digits is 152409600, while the sum is 66.

The spelling of 63755982768 in words is "sixty-three billion, seven hundred fifty-five million, nine hundred eighty-two thousand, seven hundred sixty-eight".