244224421340 has 48 divisors (see below), whose sum is σ = 529562578944. Its totient is φ = 94512225600.

The previous prime is 244224421291. The next prime is 244224421349. The reversal of 244224421340 is 43124422442.

It is a junction number, because it is equal to n+sod(n) for n = 244224421297 and 244224421306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244224421349) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2257895 + ... + 2363585.

It is an arithmetic number, because the mean of its divisors is an integer number (11032553728).

Almost surely, 2^244224421340 is an apocalyptic number.

244224421340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244224421340 is an abundant number, since it is smaller than the sum of its proper divisors (285338157604).

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

244224421340 is a wasteful number, since it uses less digits than its factorization.

244224421340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109458 (or 109456 counting only the distinct ones).

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

Adding to 244224421340 its reverse (43124422442), we get a palindrome (287348843782).

The spelling of 244224421340 in words is "two hundred forty-four billion, two hundred twenty-four million, four hundred twenty-one thousand, three hundred forty".