216701066155067 has 4 divisors (see below), whose sum is σ = 233370378936240. Its totient is φ = 200031753373896.

The previous prime is 216701066154983. The next prime is 216701066155073. The reversal of 216701066155067 is 760551660107612.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 216701066155067 - 2¹² = 216701066150971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216701066155097) 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, 8334656390567 + ... + 8334656390592.

It is an arithmetic number, because the mean of its divisors is an integer number (58342594734060).

Almost surely, 2^{216701066155067} is an apocalyptic number.

216701066155067 is a deficient number, since it is larger than the sum of its proper divisors (16669312781173).

216701066155067 is a wasteful number, since it uses less digits than its factorization.

216701066155067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16669312781172.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 216701066155067 in words is "two hundred sixteen trillion, seven hundred one billion, sixty-six million, one hundred fifty-five thousand, sixty-seven".