63543680000 has 220 divisors, whose sum is σ = 162492579480. Its totient is φ = 24815616000.

The previous prime is 63543679967. The next prime is 63543680021. The reversal of 63543680000 is 8634536.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 27518846 + ... + 27521154.

It is an arithmetic number, because the mean of its divisors is an integer number (738602634).

Almost surely, 2^63543680000 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 63543680000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81246289740).

63543680000 is an abundant number, since it is smaller than the sum of its proper divisors (98948899480).

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

63543680000 is an equidigital number, since it uses as much as digits as its factorization.

63543680000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2392 (or 2359 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 63543680000 in words is "sixty-three billion, five hundred forty-three million, six hundred eighty thousand".