63632335152 has 80 divisors (see below), whose sum is σ = 166786646400. Its totient is φ = 20901229056.

The previous prime is 63632335133. The next prime is 63632335153. The reversal of 63632335152 is 25153323636.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 63632335152.

It is not an unprimeable number, because it can be changed into a prime (63632335153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4151599 + ... + 4166897.

It is an arithmetic number, because the mean of its divisors is an integer number (2084833080).

Almost surely, 2^63632335152 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 63632335152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83393323200).

63632335152 is an abundant number, since it is smaller than the sum of its proper divisors (103154311248).

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

63632335152 is a wasteful number, since it uses less digits than its factorization.

63632335152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16570 (or 16564 counting only the distinct ones).

The product of its digits is 291600, while the sum is 39.

Adding to 63632335152 its reverse (25153323636), we get a palindrome (88785658788).

The spelling of 63632335152 in words is "sixty-three billion, six hundred thirty-two million, three hundred thirty-five thousand, one hundred fifty-two".