1240203433244 has 96 divisors (see below), whose sum is σ = 2403534228480. Its totient is φ = 557565345792.

The previous prime is 1240203433229. The next prime is 1240203433247. The reversal of 1240203433244 is 4423343020421.

It is a self number, because there is not a number n which added to its sum of digits gives 1240203433244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240203433247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24691484 + ... + 24741660.

It is an arithmetic number, because the mean of its divisors is an integer number (25036814880).

Almost surely, 2^{1240203433244} is an apocalyptic number.

It is an amenable number.

1240203433244 is a deficient number, since it is larger than the sum of its proper divisors (1163330795236).

1240203433244 is a wasteful number, since it uses less digits than its factorization.

1240203433244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50427 (or 50425 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 1240203433244 its reverse (4423343020421), we get a palindrome (5663546453665).

The spelling of 1240203433244 in words is "one trillion, two hundred forty billion, two hundred three million, four hundred thirty-three thousand, two hundred forty-four".