43216116247 has 2 divisors, whose sum is σ = 43216116248. Its totient is φ = 43216116246.

The previous prime is 43216116221. The next prime is 43216116263. The reversal of 43216116247 is 74261161234.

43216116247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43216116247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43216113247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21608058123 + 21608058124.

It is an arithmetic number, because the mean of its divisors is an integer number (21608058124).

Almost surely, 2^43216116247 is an apocalyptic number.

43216116247 is a deficient number, since it is larger than the sum of its proper divisors (1).

43216116247 is an equidigital number, since it uses as much as digits as its factorization.

43216116247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The spelling of 43216116247 in words is "forty-three billion, two hundred sixteen million, one hundred sixteen thousand, two hundred forty-seven".