63663065232 has 120 divisors (see below), whose sum is σ = 180528293664. Its totient is φ = 19320118272.

The previous prime is 63663065209. The next prime is 63663065233. The reversal of 63663065232 is 23256036636.

It is not an unprimeable number, because it can be changed into a prime (63663065233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 538423 + ... + 645929.

Almost surely, 2^63663065232 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 63663065232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90264146832).

63663065232 is an abundant number, since it is smaller than the sum of its proper divisors (116865228432).

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

63663065232 is a wasteful number, since it uses less digits than its factorization.

63663065232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107617 (or 107598 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 42.

The spelling of 63663065232 in words is "sixty-three billion, six hundred sixty-three million, sixty-five thousand, two hundred thirty-two".