423434343320 has 32 divisors (see below), whose sum is σ = 994150199520. Its totient is φ = 162009661440.

The previous prime is 423434343313. The next prime is 423434343323. The reversal of 423434343320 is 23343434324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423434343323) 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 7 ways as a sum of consecutive naturals, for example, 230126441 + ... + 230128280.

It is an arithmetic number, because the mean of its divisors is an integer number (31067193735).

Almost surely, 2^423434343320 is an apocalyptic number.

423434343320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423434343320 is an abundant number, since it is smaller than the sum of its proper divisors (570715856200).

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

423434343320 is a wasteful number, since it uses less digits than its factorization.

423434343320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460254755 (or 460254751 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 35.

Adding to 423434343320 its reverse (23343434324), we get a palindrome (446777777644).

The spelling of 423434343320 in words is "four hundred twenty-three billion, four hundred thirty-four million, three hundred forty-three thousand, three hundred twenty".