63755205696 has 336 divisors, whose sum is σ = 226997971200. Its totient is φ = 16658804736.

The previous prime is 63755205691. The next prime is 63755205739. The reversal of 63755205696 is 69650255736.

It is a happy number.

63755205696 is a `hidden beast` number, since 6 + 3 + 7 + 55 + 20 + 569 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is not an unprimeable number, because it can be changed into a prime (63755205691) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5707765 + ... + 5718923.

It is an arithmetic number, because the mean of its divisors is an integer number (675589200).

Almost surely, 2^63755205696 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 63755205696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113498985600).

63755205696 is an abundant number, since it is smaller than the sum of its proper divisors (163242765504).

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

63755205696 is a wasteful number, since it uses less digits than its factorization.

63755205696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11306 (or 11293 counting only the distinct ones).

The product of its (nonzero) digits is 10206000, while the sum is 54.

The spelling of 63755205696 in words is "sixty-three billion, seven hundred fifty-five million, two hundred five thousand, six hundred ninety-six".