423441433320 has 32 divisors (see below), whose sum is σ = 1270324300320. Its totient is φ = 112917715520.

The previous prime is 423441433291. The next prime is 423441433357. The reversal of 423441433320 is 23334144324.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1764339186 + ... + 1764339425.

It is an arithmetic number, because the mean of its divisors is an integer number (39697634385).

Almost surely, 2^423441433320 is an apocalyptic number.

423441433320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423441433320 is an abundant number, since it is smaller than the sum of its proper divisors (846882867000).

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

423441433320 is a wasteful number, since it uses less digits than its factorization.

423441433320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528678625 (or 3528678621 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 423441433320 its reverse (23334144324), we get a palindrome (446775577644).

The spelling of 423441433320 in words is "four hundred twenty-three billion, four hundred forty-one million, four hundred thirty-three thousand, three hundred twenty".