3243430444020 has 48 divisors (see below), whose sum is σ = 9780190264320. Its totient is φ = 798382878336.

The previous prime is 3243430444019. The next prime is 3243430444021. The reversal of 3243430444020 is 204440343423.

It is an interprime number because it is at equal distance from previous prime (3243430444019) and next prime (3243430444021).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3243430444021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2079121300 + ... + 2079122859.

It is an arithmetic number, because the mean of its divisors is an integer number (203753963840).

Almost surely, 2^{3243430444020} is an apocalyptic number.

3243430444020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3243430444020 is an abundant number, since it is smaller than the sum of its proper divisors (6536759820300).

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

3243430444020 is a wasteful number, since it uses less digits than its factorization.

3243430444020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4158244184 (or 4158244182 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 3243430444020 its reverse (204440343423), we get a palindrome (3447870787443).

The spelling of 3243430444020 in words is "three trillion, two hundred forty-three billion, four hundred thirty million, four hundred forty-four thousand, twenty".