423313323399 has 32 divisors (see below), whose sum is σ = 642546812160. Its totient is φ = 275288709024.

The previous prime is 423313323371. The next prime is 423313323449. The reversal of 423313323399 is 993323313324.

423313323399 is a `hidden beast` number, since 4 + 2 + 3 + 313 + 323 + 3 + 9 + 9 = 666.

423313323399 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 423313323399 - 2⁷ = 423313323271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423313323899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 661612 + ... + 1133294.

It is an arithmetic number, because the mean of its divisors is an integer number (20079587880).

Almost surely, 2^423313323399 is an apocalyptic number.

423313323399 is a deficient number, since it is larger than the sum of its proper divisors (219233488761).

423313323399 is a wasteful number, since it uses less digits than its factorization.

423313323399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472508 (or 472502 counting only the distinct ones).

The product of its digits is 944784, while the sum is 45.

The spelling of 423313323399 in words is "four hundred twenty-three billion, three hundred thirteen million, three hundred twenty-three thousand, three hundred ninety-nine".