244240440012240 has 320 divisors, whose sum is σ = 884041465344000. Its totient is φ = 55758538031616.

The previous prime is 244240440012131. The next prime is 244240440012307. The reversal of 244240440012240 is 42210044042442.

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 63 ways as a sum of consecutive naturals, for example, 65946831 + ... + 69551889.

It is an arithmetic number, because the mean of its divisors is an integer number (2762629579200).

Almost surely, 2^{244240440012240} is an apocalyptic number.

244240440012240 is a gapful number since it is divisible by the number (20) 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 244240440012240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442020732672000).

244240440012240 is an abundant number, since it is smaller than the sum of its proper divisors (639801025331760).

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

244240440012240 is a wasteful number, since it uses less digits than its factorization.

244240440012240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3605919 (or 3605899 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 33.

Adding to 244240440012240 its reverse (42210044042442), we get a palindrome (286450484054682).

The spelling of 244240440012240 in words is "two hundred forty-four trillion, two hundred forty billion, four hundred forty million, twelve thousand, two hundred forty".