423558168043 has 2 divisors, whose sum is σ = 423558168044. Its totient is φ = 423558168042.

The previous prime is 423558168037. The next prime is 423558168073. The reversal of 423558168043 is 340861855324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423558168043 - 2²⁹ = 423021297131 is a prime.

It is not a weakly prime, because it can be changed into another prime (423558168013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211779084021 + 211779084022.

It is an arithmetic number, because the mean of its divisors is an integer number (211779084022).

Almost surely, 2^423558168043 is an apocalyptic number.

423558168043 is a deficient number, since it is larger than the sum of its proper divisors (1).

423558168043 is an equidigital number, since it uses as much as digits as its factorization.

423558168043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2764800, while the sum is 49.

The spelling of 423558168043 in words is "four hundred twenty-three billion, five hundred fifty-eight million, one hundred sixty-eight thousand, forty-three".