63308265216 has 144 divisors (see below), whose sum is σ = 194549424384. Its totient is φ = 17901453312.

The previous prime is 63308265203. The next prime is 63308265253. The reversal of 63308265216 is 61256280336.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460771 + ... + 582173.

Almost surely, 2^63308265216 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 63308265216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97274712192).

63308265216 is an abundant number, since it is smaller than the sum of its proper divisors (131241159168).

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

63308265216 is a wasteful number, since it uses less digits than its factorization.

63308265216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121526 (or 121512 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 63308265216 in words is "sixty-three billion, three hundred eight million, two hundred sixty-five thousand, two hundred sixteen".