6416854067243 has 2 divisors, whose sum is σ = 6416854067244. Its totient is φ = 6416854067242.

The previous prime is 6416854067237. The next prime is 6416854067257. The reversal of 6416854067243 is 3427604586146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6416854067243 - 2²⁴ = 6416837290027 is a prime.

It is a super-2 number, since 2×6416854067243² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6416854067443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3208427033621 + 3208427033622.

It is an arithmetic number, because the mean of its divisors is an integer number (3208427033622).

Almost surely, 2^{6416854067243} is an apocalyptic number.

6416854067243 is a deficient number, since it is larger than the sum of its proper divisors (1).

6416854067243 is an equidigital number, since it uses as much as digits as its factorization.

6416854067243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23224320, while the sum is 56.

The spelling of 6416854067243 in words is "six trillion, four hundred sixteen billion, eight hundred fifty-four million, sixty-seven thousand, two hundred forty-three".