423234302320 has 20 divisors (see below), whose sum is σ = 984019753080. Its totient is φ = 169293720896.

The previous prime is 423234302317. The next prime is 423234302321. The reversal of 423234302320 is 23203432324.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423234302321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2645214310 + ... + 2645214469.

It is an arithmetic number, because the mean of its divisors is an integer number (49200987654).

Almost surely, 2^423234302320 is an apocalyptic number.

423234302320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423234302320 is an abundant number, since it is smaller than the sum of its proper divisors (560785450760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423234302320 is a wasteful number, since it uses less digits than its factorization.

423234302320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290428792 (or 5290428786 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 423234302320 its reverse (23203432324), we get a palindrome (446437734644).

The spelling of 423234302320 in words is "four hundred twenty-three billion, two hundred thirty-four million, three hundred two thousand, three hundred twenty".