3240424044440 has 64 divisors (see below), whose sum is σ = 7953976548000. Its totient is φ = 1178305136640.

The previous prime is 3240424044409. The next prime is 3240424044457. The reversal of 3240424044440 is 444404240423.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3240424044440.

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 15 ways as a sum of consecutive naturals, for example, 22972046 + ... + 23112674.

Almost surely, 2^{3240424044440} is an apocalyptic number.

It is an amenable number.

3240424044440 is an abundant number, since it is smaller than the sum of its proper divisors (4713552503560).

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

3240424044440 is a wasteful number, since it uses less digits than its factorization.

3240424044440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193020 (or 193016 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 3240424044440 its reverse (444404240423), we get a palindrome (3684828284863).

The spelling of 3240424044440 in words is "three trillion, two hundred forty billion, four hundred twenty-four million, forty-four thousand, four hundred forty".