216232963927 has 2 divisors, whose sum is σ = 216232963928. Its totient is φ = 216232963926.

The previous prime is 216232963867. The next prime is 216232963997. The reversal of 216232963927 is 729369232612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 216232963927 - 2⁷ = 216232963799 is a prime.

It is a super-2 number, since 2×216232963927² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (216232963997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108116481963 + 108116481964.

It is an arithmetic number, because the mean of its divisors is an integer number (108116481964).

Almost surely, 2^216232963927 is an apocalyptic number.

216232963927 is a deficient number, since it is larger than the sum of its proper divisors (1).

216232963927 is an equidigital number, since it uses as much as digits as its factorization.

216232963927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2939328, while the sum is 52.

The spelling of 216232963927 in words is "two hundred sixteen billion, two hundred thirty-two million, nine hundred sixty-three thousand, nine hundred twenty-seven".