63285536788 has 12 divisors (see below), whose sum is σ = 110755273300. Its totient is φ = 31641172992.

The previous prime is 63285536729. The next prime is 63285536791. The reversal of 63285536788 is 88763558236.

It can be written as a sum of positive squares in 2 ways, for example, as 41902908804 + 21382627984 = 204702^2 + 146228^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307263 + ... + 470086.

Almost surely, 2^63285536788 is an apocalyptic number.

It is an amenable number.

63285536788 is a deficient number, since it is larger than the sum of its proper divisors (47469736512).

63285536788 is a wasteful number, since it uses less digits than its factorization.

63285536788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797706 (or 797704 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 61.

The spelling of 63285536788 in words is "sixty-three billion, two hundred eighty-five million, five hundred thirty-six thousand, seven hundred eighty-eight".