423163723255 has 32 divisors (see below), whose sum is σ = 625470539904. Its totient is φ = 267638570496.

The previous prime is 423163723249. The next prime is 423163723277. The reversal of 423163723255 is 552327361324.

It is a cyclic number.

It is not a de Polignac number, because 423163723255 - 2⁷ = 423163723127 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216889 + ... + 945181.

It is an arithmetic number, because the mean of its divisors is an integer number (19545954372).

Almost surely, 2^423163723255 is an apocalyptic number.

423163723255 is a deficient number, since it is larger than the sum of its proper divisors (202306816649).

423163723255 is a wasteful number, since it uses less digits than its factorization.

423163723255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729595.

The product of its digits is 907200, while the sum is 43.

The spelling of 423163723255 in words is "four hundred twenty-three billion, one hundred sixty-three million, seven hundred twenty-three thousand, two hundred fifty-five".