63243700884 has 192 divisors, whose sum is σ = 212425113600. Its totient is φ = 15801734016.

The previous prime is 63243700867. The next prime is 63243700913. The reversal of 63243700884 is 48800734236.

63243700884 is a `hidden beast` number, since 632 + 4 + 3 + 7 + 0 + 0 + 8 + 8 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 17389 + ... + 356075.

It is an arithmetic number, because the mean of its divisors is an integer number (1106380800).

Almost surely, 2^63243700884 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 63243700884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106212556800).

63243700884 is an abundant number, since it is smaller than the sum of its proper divisors (149181412716).

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

63243700884 is a wasteful number, since it uses less digits than its factorization.

63243700884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338739 (or 338731 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 63243700884 in words is "sixty-three billion, two hundred forty-three million, seven hundred thousand, eight hundred eighty-four".