423375492229 has 2 divisors, whose sum is σ = 423375492230. Its totient is φ = 423375492228.

The previous prime is 423375492193. The next prime is 423375492251. The reversal of 423375492229 is 922294573324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249198643204 + 174176849025 = 499198^2 + 417345^2 .

It is a cyclic number.

It is not a de Polignac number, because 423375492229 - 2⁹ = 423375491717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423375292229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211687746114 + 211687746115.

It is an arithmetic number, because the mean of its divisors is an integer number (211687746115).

Almost surely, 2^423375492229 is an apocalyptic number.

It is an amenable number.

423375492229 is a deficient number, since it is larger than the sum of its proper divisors (1).

423375492229 is an equidigital number, since it uses as much as digits as its factorization.

423375492229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 52.

The spelling of 423375492229 in words is "four hundred twenty-three billion, three hundred seventy-five million, four hundred ninety-two thousand, two hundred twenty-nine".