63323309952 has 256 divisors, whose sum is σ = 217953600000. Its totient is φ = 18092035584.

The previous prime is 63323309909. The next prime is 63323310041. The reversal of 63323309952 is 25990332336.

63323309952 is a `hidden beast` number, since 6 + 332 + 3 + 309 + 9 + 5 + 2 = 666.

63323309952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 63323309898 and 63323309907.

It is a congruent number.

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, 1158699 + ... + 1212117.

It is an arithmetic number, because the mean of its divisors is an integer number (851381250).

Almost surely, 2^63323309952 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 63323309952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108976800000).

63323309952 is an abundant number, since it is smaller than the sum of its proper divisors (154630290048).

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

63323309952 is an equidigital number, since it uses as much as digits as its factorization.

63323309952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53463 (or 53431 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 45.

The spelling of 63323309952 in words is "sixty-three billion, three hundred twenty-three million, three hundred nine thousand, nine hundred fifty-two".