63654115265216 has 112 divisors (see below), whose sum is σ = 149340589751040. Its totient is φ = 26338880332800.

The previous prime is 63654115265203. The next prime is 63654115265239. The reversal of 63654115265216 is 61256251145636.

It is a tau number, because it is divible by the number of its divisors (112).

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, 864229991 + ... + 864303641.

Almost surely, 2^{63654115265216} is an apocalyptic number.

It is an amenable number.

63654115265216 is an abundant number, since it is smaller than the sum of its proper divisors (85686474485824).

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

63654115265216 is a wasteful number, since it uses less digits than its factorization.

63654115265216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140222 (or 140212 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 53.

The spelling of 63654115265216 in words is "sixty-three trillion, six hundred fifty-four billion, one hundred fifteen million, two hundred sixty-five thousand, two hundred sixteen".