63318450844 has 24 divisors (see below), whose sum is σ = 120887222400. Its totient is φ = 28779556080.

The previous prime is 63318450827. The next prime is 63318450883. The reversal of 63318450844 is 44805481336.

It is a junction number, because it is equal to n+sod(n) for n = 63318450794 and 63318450803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301347 + ... + 1349125.

It is an arithmetic number, because the mean of its divisors is an integer number (5036967600).

Almost surely, 2^63318450844 is an apocalyptic number.

It is an amenable number.

63318450844 is a deficient number, since it is larger than the sum of its proper divisors (57568771556).

63318450844 is a wasteful number, since it uses less digits than its factorization.

63318450844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77913 (or 77911 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 63318450844 in words is "sixty-three billion, three hundred eighteen million, four hundred fifty thousand, eight hundred forty-four".