63444210344 has 32 divisors (see below), whose sum is σ = 125524728000. Its totient is φ = 30001944192.

The previous prime is 63444210337. The next prime is 63444210353. The reversal of 63444210344 is 44301244436.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1920734 + ... + 1953485.

It is an arithmetic number, because the mean of its divisors is an integer number (3922647750).

Almost surely, 2^63444210344 is an apocalyptic number.

It is an amenable number.

63444210344 is a deficient number, since it is larger than the sum of its proper divisors (62080517656).

63444210344 is a wasteful number, since it uses less digits than its factorization.

63444210344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874337 (or 3874333 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

The spelling of 63444210344 in words is "sixty-three billion, four hundred forty-four million, two hundred ten thousand, three hundred forty-four".