216864076706 has 8 divisors (see below), whose sum is σ = 342416963280. Its totient is φ = 102725088948.

The previous prime is 216864076679. The next prime is 216864076711. The reversal of 216864076706 is 607670468612.

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

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, 2853474656 + ... + 2853474731.

It is an arithmetic number, because the mean of its divisors is an integer number (42802120410).

Almost surely, 2^216864076706 is an apocalyptic number.

216864076706 is a deficient number, since it is larger than the sum of its proper divisors (125552886574).

216864076706 is a wasteful number, since it uses less digits than its factorization.

216864076706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5706949408.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 216864076706 in words is "two hundred sixteen billion, eight hundred sixty-four million, seventy-six thousand, seven hundred six".