423312677923 has 2 divisors, whose sum is σ = 423312677924. Its totient is φ = 423312677922.

The previous prime is 423312677873. The next prime is 423312677929. The reversal of 423312677923 is 329776213324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423312677923 - 2²⁹ = 422775807011 is a prime.

It is not a weakly prime, because it can be changed into another prime (423312677929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211656338961 + 211656338962.

It is an arithmetic number, because the mean of its divisors is an integer number (211656338962).

Almost surely, 2^423312677923 is an apocalyptic number.

423312677923 is a deficient number, since it is larger than the sum of its proper divisors (1).

423312677923 is an equidigital number, since it uses as much as digits as its factorization.

423312677923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 49.

The spelling of 423312677923 in words is "four hundred twenty-three billion, three hundred twelve million, six hundred seventy-seven thousand, nine hundred twenty-three".