306226223543 has 2 divisors, whose sum is σ = 306226223544. Its totient is φ = 306226223542.

The previous prime is 306226223519. The next prime is 306226223599. The reversal of 306226223543 is 345322622603.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 306226223543 - 2¹² = 306226219447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 306226223497 and 306226223506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (306216223543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153113111771 + 153113111772.

It is an arithmetic number, because the mean of its divisors is an integer number (153113111772).

Almost surely, 2^306226223543 is an apocalyptic number.

306226223543 is a deficient number, since it is larger than the sum of its proper divisors (1).

306226223543 is an equidigital number, since it uses as much as digits as its factorization.

306226223543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 38.

The spelling of 306226223543 in words is "three hundred six billion, two hundred twenty-six million, two hundred twenty-three thousand, five hundred forty-three".