216712060609 has 16 divisors (see below), whose sum is σ = 243757857024. Its totient is φ = 190960333200.

The previous prime is 216712060549. The next prime is 216712060703. The reversal of 216712060609 is 906060217612.

216712060609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-216712060609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216712060009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1686759 + ... + 1810684.

It is an arithmetic number, because the mean of its divisors is an integer number (15234866064).

Almost surely, 2^216712060609 is an apocalyptic number.

It is an amenable number.

216712060609 is a deficient number, since it is larger than the sum of its proper divisors (27045796415).

216712060609 is a wasteful number, since it uses less digits than its factorization.

216712060609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3497628.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 216712060609 in words is "two hundred sixteen billion, seven hundred twelve million, sixty thousand, six hundred nine".