3244320440240 has 80 divisors (see below), whose sum is σ = 8229528767520. Its totient is φ = 1179645020160.

The previous prime is 3244320440173. The next prime is 3244320440287. The reversal of 3244320440240 is 420440234423.

3244320440240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×3244320440240² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3244320440197 and 3244320440206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9796076 + ... + 10121844.

It is an arithmetic number, because the mean of its divisors is an integer number (102869109594).

Almost surely, 2^{3244320440240} is an apocalyptic number.

It is an amenable number.

3244320440240 is an abundant number, since it is smaller than the sum of its proper divisors (4985208327280).

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

3244320440240 is a wasteful number, since it uses less digits than its factorization.

3244320440240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337110 (or 337104 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 3244320440240 its reverse (420440234423), we get a palindrome (3664760674663).

The spelling of 3244320440240 in words is "three trillion, two hundred forty-four billion, three hundred twenty million, four hundred forty thousand, two hundred forty".