63512284664 has 16 divisors (see below), whose sum is σ = 120423574800. Its totient is φ = 31399331392.

The previous prime is 63512284651. The next prime is 63512284679. The reversal of 63512284664 is 46648221536.

63512284664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 44600612 + ... + 44602035.

It is an arithmetic number, because the mean of its divisors is an integer number (7526473425).

Almost surely, 2^63512284664 is an apocalyptic number.

It is an amenable number.

63512284664 is a deficient number, since it is larger than the sum of its proper divisors (56911290136).

63512284664 is a wasteful number, since it uses less digits than its factorization.

63512284664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89202742 (or 89202738 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The spelling of 63512284664 in words is "sixty-three billion, five hundred twelve million, two hundred eighty-four thousand, six hundred sixty-four".