216777275127161 has 8 divisors (see below), whose sum is σ = 247757244194880. Its totient is φ = 185800252786128.

The previous prime is 216777275126999. The next prime is 216777275127187. The reversal of 216777275127161 is 161721572777612.

216777275127161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-216777275127161 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 216777275127094 and 216777275127103.

It is not an unprimeable number, because it can be changed into a prime (216777275127761) 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, 736524026 + ... + 736818291.

It is an arithmetic number, because the mean of its divisors is an integer number (30969655524360).

Almost surely, 2^{216777275127161} is an apocalyptic number.

It is an amenable number.

216777275127161 is a deficient number, since it is larger than the sum of its proper divisors (30979969067719).

216777275127161 is a wasteful number, since it uses less digits than its factorization.

216777275127161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473363343.

The product of its digits is 24202080, while the sum is 62.

The spelling of 216777275127161 in words is "two hundred sixteen trillion, seven hundred seventy-seven billion, two hundred seventy-five million, one hundred twenty-seven thousand, one hundred sixty-one".