63146066688 has 216 divisors, whose sum is σ = 187083567216. Its totient is φ = 20471808000.

The previous prime is 63146066671. The next prime is 63146066699. The reversal of 63146066688 is 88666064136.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37879231 + ... + 37880897.

It is an arithmetic number, because the mean of its divisors is an integer number (866127626).

Almost surely, 2^63146066688 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 63146066688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93541783608).

63146066688 is an abundant number, since it is smaller than the sum of its proper divisors (123937500528).

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

63146066688 is a wasteful number, since it uses less digits than its factorization.

63146066688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131 (or 2114 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 63146066688 in words is "sixty-three billion, one hundred forty-six million, sixty-six thousand, six hundred eighty-eight".