244002240440 has 192 divisors, whose sum is σ = 661490517600. Its totient is φ = 80671718400.

The previous prime is 244002240413. The next prime is 244002240463. The reversal of 244002240440 is 44042200442.

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 47 ways as a sum of consecutive naturals, for example, 55189430 + ... + 55193850.

Almost surely, 2^244002240440 is an apocalyptic number.

244002240440 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 244002240440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330745258800).

244002240440 is an abundant number, since it is smaller than the sum of its proper divisors (417488277160).

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

244002240440 is a wasteful number, since it uses less digits than its factorization.

244002240440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5446 (or 5435 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 244002240440 its reverse (44042200442), we get a palindrome (288044440882).

The spelling of 244002240440 in words is "two hundred forty-four billion, two million, two hundred forty thousand, four hundred forty".