63266678788 has 12 divisors (see below), whose sum is σ = 110804636880. Its totient is φ = 31608211112.

The previous prime is 63266678779. The next prime is 63266678789. The reversal of 63266678788 is 88787666236.

It is not an unprimeable number, because it can be changed into a prime (63266678789) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6276406 + ... + 6286477.

It is an arithmetic number, because the mean of its divisors is an integer number (9233719740).

Almost surely, 2^63266678788 is an apocalyptic number.

It is an amenable number.

63266678788 is a deficient number, since it is larger than the sum of its proper divisors (47537958092).

63266678788 is a wasteful number, since it uses less digits than its factorization.

63266678788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12564146 (or 12564144 counting only the distinct ones).

The product of its digits is 195084288, while the sum is 67.

The spelling of 63266678788 in words is "sixty-three billion, two hundred sixty-six million, six hundred seventy-eight thousand, seven hundred eighty-eight".