63800828928 has 88 divisors (see below), whose sum is σ = 188947270560. Its totient is φ = 21266933760.

The previous prime is 63800828921. The next prime is 63800828933. The reversal of 63800828928 is 82982800836.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (63800828921) 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, 1126158 + ... + 1181453.

Almost surely, 2^63800828928 is an apocalyptic number.

It is an amenable number.

63800828928 is an abundant number, since it is smaller than the sum of its proper divisors (125146441632).

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

63800828928 is a wasteful number, since it uses less digits than its factorization.

63800828928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307640 (or 2307616 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The spelling of 63800828928 in words is "sixty-three billion, eight hundred million, eight hundred twenty-eight thousand, nine hundred twenty-eight".