63343648772 has 6 divisors (see below), whose sum is σ = 110851385358. Its totient is φ = 31671824384.

The previous prime is 63343648733. The next prime is 63343648789. The reversal of 63343648772 is 27784634336.

It can be written as a sum of positive squares in only one way, i.e., 36014930176 + 27328718596 = 189776^2 + 165314^2 .

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 as a sum of consecutive naturals, namely, 7917956093 + ... + 7917956100.

It is an arithmetic number, because the mean of its divisors is an integer number (18475230893).

Almost surely, 2^63343648772 is an apocalyptic number.

It is an amenable number.

63343648772 is a deficient number, since it is larger than the sum of its proper divisors (47507736586).

63343648772 is a wasteful number, since it uses less digits than its factorization.

63343648772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15835912197 (or 15835912195 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 53.

The spelling of 63343648772 in words is "sixty-three billion, three hundred forty-three million, six hundred forty-eight thousand, seven hundred seventy-two".