65271217000016 has 20 divisors (see below), whose sum is σ = 126464663680992. Its totient is φ = 32635174759776.

The previous prime is 65271217000009. The next prime is 65271217000043. The reversal of 65271217000016 is 61000071217256.

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, 25865540 + ... + 28276643.

Almost surely, 2^{65271217000016} is an apocalyptic number.

It is an amenable number.

65271217000016 is a deficient number, since it is larger than the sum of its proper divisors (61193446680976).

65271217000016 is a wasteful number, since it uses less digits than its factorization.

65271217000016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54217538 (or 54217532 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 38.

The spelling of 65271217000016 in words is "sixty-five trillion, two hundred seventy-one billion, two hundred seventeen million, sixteen", and thus it is an aban number.