63427954568 has 16 divisors (see below), whose sum is σ = 129738998160. Its totient is φ = 28830888400.

The previous prime is 63427954549. The next prime is 63427954607. The reversal of 63427954568 is 86545972436.

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, 360386018 + ... + 360386193.

It is an arithmetic number, because the mean of its divisors is an integer number (8108687385).

Almost surely, 2^63427954568 is an apocalyptic number.

It is an amenable number.

63427954568 is an abundant number, since it is smaller than the sum of its proper divisors (66311043592).

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

63427954568 is a wasteful number, since it uses less digits than its factorization.

63427954568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720772228 (or 720772224 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 59.

The spelling of 63427954568 in words is "sixty-three billion, four hundred twenty-seven million, nine hundred fifty-four thousand, five hundred sixty-eight".