244440202301240 has 128 divisors (see below), whose sum is σ = 601637737363200. Its totient is φ = 88643307002880.

The previous prime is 244440202301227. The next prime is 244440202301297. The reversal of 244440202301240 is 42103202044442.

It is a super-2 number, since 2×244440202301240² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244440202301197 and 244440202301206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 602123207 + ... + 602529033.

It is an arithmetic number, because the mean of its divisors is an integer number (4700294823150).

Almost surely, 2^{244440202301240} is an apocalyptic number.

244440202301240 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 244440202301240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300818868681600).

244440202301240 is an abundant number, since it is smaller than the sum of its proper divisors (357197535061960).

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

244440202301240 is a wasteful number, since it uses less digits than its factorization.

244440202301240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409605 (or 409601 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 244440202301240 its reverse (42103202044442), we get a palindrome (286543404345682).

The spelling of 244440202301240 in words is "two hundred forty-four trillion, four hundred forty billion, two hundred two million, three hundred one thousand, two hundred forty".