63135152668 has 48 divisors (see below), whose sum is σ = 137203763200. Its totient is φ = 24806917440.

The previous prime is 63135152659. The next prime is 63135152681. The reversal of 63135152668 is 86625153136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1897623 + ... + 1930606.

Almost surely, 2^63135152668 is an apocalyptic number.

It is an amenable number.

63135152668 is an abundant number, since it is smaller than the sum of its proper divisors (74068610532).

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

63135152668 is a wasteful number, since it uses less digits than its factorization.

63135152668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828290 (or 3828288 counting only the distinct ones).

The product of its digits is 777600, while the sum is 46.

The spelling of 63135152668 in words is "sixty-three billion, one hundred thirty-five million, one hundred fifty-two thousand, six hundred sixty-eight".