63383438336 has 44 divisors (see below), whose sum is σ = 126815580240. Its totient is φ = 31664056320.

The previous prime is 63383438311. The next prime is 63383438351.

63383438336 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×63383438336³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172675 + ... + 1225533.

Almost surely, 2^63383438336 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 63383438336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63407790120).

63383438336 is an abundant number, since it is smaller than the sum of its proper divisors (63432141904).

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

63383438336 is a wasteful number, since it uses less digits than its factorization.

63383438336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54050 (or 54032 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 50.

The spelling of 63383438336 in words is "sixty-three billion, three hundred eighty-three million, four hundred thirty-eight thousand, three hundred thirty-six".