3144243313240 has 16 divisors (see below), whose sum is σ = 7074547454880. Its totient is φ = 1257697325280.

The previous prime is 3144243313229. The next prime is 3144243313291. The reversal of 3144243313240 is 423133424413.

It is a junction number, because it is equal to n+sod(n) for n = 3144243313196 and 3144243313205.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39303041376 + ... + 39303041455.

It is an arithmetic number, because the mean of its divisors is an integer number (442159215930).

Almost surely, 2^{3144243313240} is an apocalyptic number.

It is an amenable number.

3144243313240 is an abundant number, since it is smaller than the sum of its proper divisors (3930304141640).

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

3144243313240 is a wasteful number, since it uses less digits than its factorization.

3144243313240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78606082842 (or 78606082838 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 3144243313240 its reverse (423133424413), we get a palindrome (3567376737653).

The spelling of 3144243313240 in words is "three trillion, one hundred forty-four billion, two hundred forty-three million, three hundred thirteen thousand, two hundred forty".