63500041008 has 120 divisors (see below), whose sum is σ = 182727679680. Its totient is φ = 20573137920.

The previous prime is 63500041001. The next prime is 63500041039. The reversal of 63500041008 is 80014000536.

It is not an unprimeable number, because it can be changed into a prime (63500041001) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1568185 + ... + 1608167.

It is an arithmetic number, because the mean of its divisors is an integer number (1522730664).

Almost surely, 2^63500041008 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 63500041008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91363839840).

63500041008 is an abundant number, since it is smaller than the sum of its proper divisors (119227638672).

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

63500041008 is a wasteful number, since it uses less digits than its factorization.

63500041008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40307 (or 40298 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 63500041008 in words is "sixty-three billion, five hundred million, forty-one thousand, eight".