63288261188 has 12 divisors (see below), whose sum is σ = 110756595180. Its totient is φ = 31643519712.

The previous prime is 63288261061. The next prime is 63288261199. The reversal of 63288261188 is 88116288236.

It can be written as a sum of positive squares in 2 ways, for example, as 40893737284 + 22394523904 = 202222^2 + 149648^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 144770 + ... + 384102.

It is an arithmetic number, because the mean of its divisors is an integer number (9229716265).

Almost surely, 2^63288261188 is an apocalyptic number.

It is an amenable number.

63288261188 is a deficient number, since it is larger than the sum of its proper divisors (47468333992).

63288261188 is a wasteful number, since it uses less digits than its factorization.

63288261188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305446 (or 305444 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 53.

The spelling of 63288261188 in words is "sixty-three billion, two hundred eighty-eight million, two hundred sixty-one thousand, one hundred eighty-eight".