63384845836 has 24 divisors (see below), whose sum is σ = 120123425520. Its totient is φ = 29091106752.

The previous prime is 63384845833. The next prime is 63384845851. The reversal of 63384845836 is 63854848336.

63384845836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (63384845833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3395551 + ... + 3414166.

It is an arithmetic number, because the mean of its divisors is an integer number (5005142730).

Almost surely, 2^63384845836 is an apocalyptic number.

It is an amenable number.

63384845836 is a deficient number, since it is larger than the sum of its proper divisors (56738579684).

63384845836 is a wasteful number, since it uses less digits than its factorization.

63384845836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6809913 (or 6809911 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 58.

The spelling of 63384845836 in words is "sixty-three billion, three hundred eighty-four million, eight hundred forty-five thousand, eight hundred thirty-six".