423543345299 has 2 divisors, whose sum is σ = 423543345300. Its totient is φ = 423543345298.

The previous prime is 423543345257. The next prime is 423543345341. The reversal of 423543345299 is 992543345324.

It is a balanced prime because it is at equal distance from previous prime (423543345257) and next prime (423543345341).

It is a cyclic number.

It is not a de Polignac number, because 423543345299 - 2²⁴ = 423526568083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423543345299.

It is not a weakly prime, because it can be changed into another prime (423543345229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211771672649 + 211771672650.

It is an arithmetic number, because the mean of its divisors is an integer number (211771672650).

Almost surely, 2^423543345299 is an apocalyptic number.

423543345299 is a deficient number, since it is larger than the sum of its proper divisors (1).

423543345299 is an equidigital number, since it uses as much as digits as its factorization.

423543345299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13996800, while the sum is 53.

The spelling of 423543345299 in words is "four hundred twenty-three billion, five hundred forty-three million, three hundred forty-five thousand, two hundred ninety-nine".