216017060565 has 8 divisors (see below), whose sum is σ = 345627296928. Its totient is φ = 115209098960.

The previous prime is 216017060557. The next prime is 216017060569. The reversal of 216017060565 is 565060710612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 216017060565 - 2³ = 216017060557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216017060569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7200568671 + ... + 7200568700.

It is an arithmetic number, because the mean of its divisors is an integer number (43203412116).

Almost surely, 2^216017060565 is an apocalyptic number.

It is an amenable number.

216017060565 is a deficient number, since it is larger than the sum of its proper divisors (129610236363).

216017060565 is a wasteful number, since it uses less digits than its factorization.

216017060565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14401137379.

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 216017060565 in words is "two hundred sixteen billion, seventeen million, sixty thousand, five hundred sixty-five".