1244332034240 has 224 divisors, whose sum is σ = 3147162315264. Its totient is φ = 467786465280.

The previous prime is 1244332034237. The next prime is 1244332034261. The reversal of 1244332034240 is 424302334421.

It is a super-2 number, since 2×1244332034240² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 1244332034197 and 1244332034206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217651862 + ... + 217657578.

Almost surely, 2^{1244332034240} is an apocalyptic number.

1244332034240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1244332034240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573581157632).

1244332034240 is an abundant number, since it is smaller than the sum of its proper divisors (1902830281024).

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

1244332034240 is a wasteful number, since it uses less digits than its factorization.

1244332034240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6395 (or 6385 counting only the distinct ones).

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

Adding to 1244332034240 its reverse (424302334421), we get a palindrome (1668634368661).

The spelling of 1244332034240 in words is "one trillion, two hundred forty-four billion, three hundred thirty-two million, thirty-four thousand, two hundred forty".