216049382716 has 12 divisors (see below), whose sum is σ = 378352126432. Its totient is φ = 107948775168.

The previous prime is 216049382711. The next prime is 216049382741. The reversal of 216049382716 is 617283940612.

It is a happy number.

216049382716 is a modest number, since divided by 49382716 gives 216 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 216049382716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216049382711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18972645 + ... + 18984028.

Almost surely, 2^216049382716 is an apocalyptic number.

It is an amenable number.

216049382716 is a deficient number, since it is larger than the sum of its proper divisors (162302743716).

216049382716 is a wasteful number, since it uses less digits than its factorization.

216049382716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37958100 (or 37958098 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 216049382716 in words is "two hundred sixteen billion, forty-nine million, three hundred eighty-two thousand, seven hundred sixteen".