63831768556160 has 256 divisors, whose sum is σ = 167160585841920. Its totient is φ = 23115372134400.

The previous prime is 63831768556123. The next prime is 63831768556267. The reversal of 63831768556160 is 6165586713836.

It is a happy number.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9740843444 + ... + 9740849996.

It is an arithmetic number, because the mean of its divisors is an integer number (652971038445).

Almost surely, 2^{63831768556160} 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 63831768556160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83580292920960).

63831768556160 is an abundant number, since it is smaller than the sum of its proper divisors (103328817285760).

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

63831768556160 is a wasteful number, since it uses less digits than its factorization.

63831768556160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12107 (or 12095 counting only the distinct ones).

The product of its (nonzero) digits is 130636800, while the sum is 65.

The spelling of 63831768556160 in words is "sixty-three trillion, eight hundred thirty-one billion, seven hundred sixty-eight million, five hundred fifty-six thousand, one hundred sixty".