216181726343483 has 2 divisors, whose sum is σ = 216181726343484. Its totient is φ = 216181726343482.

The previous prime is 216181726343477. The next prime is 216181726343509. The reversal of 216181726343483 is 384343627181612.

It is a happy number.

216181726343483 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 216181726343483 - 2²⁴ = 216181709566267 is a prime.

It is not a weakly prime, because it can be changed into another prime (216181726343423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108090863171741 + 108090863171742.

It is an arithmetic number, because the mean of its divisors is an integer number (108090863171742).

Almost surely, 2^{216181726343483} is an apocalyptic number.

216181726343483 is a deficient number, since it is larger than the sum of its proper divisors (1).

216181726343483 is an equidigital number, since it uses as much as digits as its factorization.

216181726343483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27869184, while the sum is 59.

The spelling of 216181726343483 in words is "two hundred sixteen trillion, one hundred eighty-one billion, seven hundred twenty-six million, three hundred forty-three thousand, four hundred eighty-three".