63532743368832 has 512 divisors, whose sum is σ = 193361732928000. Its totient is φ = 20529369907200.

The previous prime is 63532743368807. The next prime is 63532743368833. The reversal of 63532743368832 is 23886334723536.

63532743368832 is a `hidden beast` number, since 6 + 3 + 532 + 7 + 4 + 3 + 3 + 68 + 8 + 32 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 63532743368832.

It is not an unprimeable number, because it can be changed into a prime (63532743368833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3952753948 + ... + 3952770020.

It is an arithmetic number, because the mean of its divisors is an integer number (377659634625).

Almost surely, 2^{63532743368832} 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 63532743368832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96680866464000).

63532743368832 is an abundant number, since it is smaller than the sum of its proper divisors (129828989559168).

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

63532743368832 is a wasteful number, since it uses less digits than its factorization.

63532743368832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16437 (or 16419 counting only the distinct ones).

The product of its digits is 313528320, while the sum is 63.

The spelling of 63532743368832 in words is "sixty-three trillion, five hundred thirty-two billion, seven hundred forty-three million, three hundred sixty-eight thousand, eight hundred thirty-two".