63823066704 has 120 divisors (see below), whose sum is σ = 179650590912. Its totient is φ = 21151503360.

The previous prime is 63823066673. The next prime is 63823066733. The reversal of 63823066704 is 40766032836.

63823066704 is a `hidden beast` number, since 638 + 2 + 3 + 0 + 6 + 6 + 7 + 0 + 4 = 666.

63823066704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63823066704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19837704 + ... + 19840920.

Almost surely, 2^63823066704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63823066704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89825295456).

63823066704 is an abundant number, since it is smaller than the sum of its proper divisors (115827524208).

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

63823066704 is a wasteful number, since it uses less digits than its factorization.

63823066704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3985 (or 3976 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The spelling of 63823066704 in words is "sixty-three billion, eight hundred twenty-three million, sixty-six thousand, seven hundred four".