226650566543 has 2 divisors, whose sum is σ = 226650566544. Its totient is φ = 226650566542.

The previous prime is 226650566473. The next prime is 226650566581. The reversal of 226650566543 is 345665056622.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226650566543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 226650566491 and 226650566500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226650506543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113325283271 + 113325283272.

It is an arithmetic number, because the mean of its divisors is an integer number (113325283272).

Almost surely, 2^226650566543 is an apocalyptic number.

226650566543 is a deficient number, since it is larger than the sum of its proper divisors (1).

226650566543 is an equidigital number, since it uses as much as digits as its factorization.

226650566543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 226650566543 in words is "two hundred twenty-six billion, six hundred fifty million, five hundred sixty-six thousand, five hundred forty-three".