63344444336 has 20 divisors (see below), whose sum is σ = 126961926000. Its totient is φ = 30580076352.

The previous prime is 63344444297. The next prime is 63344444341.

It is a happy number.

63344444336 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68258636 + ... + 68259563.

It is an arithmetic number, because the mean of its divisors is an integer number (6348096300).

Almost surely, 2^63344444336 is an apocalyptic number.

It is an amenable number.

63344444336 is an abundant number, since it is smaller than the sum of its proper divisors (63617481664).

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

63344444336 is a wasteful number, since it uses less digits than its factorization.

63344444336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136518236 (or 136518230 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 44.

The spelling of 63344444336 in words is "sixty-three billion, three hundred forty-four million, four hundred forty-four thousand, three hundred thirty-six".