63925726368 has 192 divisors, whose sum is σ = 199825920000. Its totient is φ = 17507073024.

The previous prime is 63925726351. The next prime is 63925726511. The reversal of 63925726368 is 86362752936.

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, 2697033 + ... + 2720631.

It is an arithmetic number, because the mean of its divisors is an integer number (1040760000).

Almost surely, 2^63925726368 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 63925726368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99912960000).

63925726368 is an abundant number, since it is smaller than the sum of its proper divisors (135900193632).

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

63925726368 is a wasteful number, since it uses less digits than its factorization.

63925726368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23787 (or 23779 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 57.

The spelling of 63925726368 in words is "sixty-three billion, nine hundred twenty-five million, seven hundred twenty-six thousand, three hundred sixty-eight".