63286823866 has 24 divisors (see below), whose sum is σ = 110450311776. Its totient is φ = 27117702360.

The previous prime is 63286823819. The next prime is 63286823869. The reversal of 63286823866 is 66832868236.

It is a happy number.

It is a super-3 number, since 3×63286823866³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 63286823866.

It is not an unprimeable number, because it can be changed into a prime (63286823869) 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 11 ways as a sum of consecutive naturals, for example, 472785 + ... + 591691.

It is an arithmetic number, because the mean of its divisors is an integer number (4602096324).

Almost surely, 2^63286823866 is an apocalyptic number.

63286823866 is a deficient number, since it is larger than the sum of its proper divisors (47163487910).

63286823866 is a wasteful number, since it uses less digits than its factorization.

63286823866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124354 (or 124347 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 58.

The spelling of 63286823866 in words is "sixty-three billion, two hundred eighty-six million, eight hundred twenty-three thousand, eight hundred sixty-six".