244422144040 has 32 divisors (see below), whose sum is σ = 549969264000. Its totient is φ = 97765401664.

The previous prime is 244422144037. The next prime is 244422144059. The reversal of 244422144040 is 40441224442.

It is a happy number.

It is a super-2 number, since 2×244422144040² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244422143993 and 244422144011.

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 7 ways as a sum of consecutive naturals, for example, 1247901 + ... + 1430419.

It is an arithmetic number, because the mean of its divisors is an integer number (17186539500).

Almost surely, 2^244422144040 is an apocalyptic number.

244422144040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244422144040 is an abundant number, since it is smaller than the sum of its proper divisors (305547119960).

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

244422144040 is a wasteful number, since it uses less digits than its factorization.

244422144040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216009 (or 216005 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 31.

Adding to 244422144040 its reverse (40441224442), we get a palindrome (284863368482).

The spelling of 244422144040 in words is "two hundred forty-four billion, four hundred twenty-two million, one hundred forty-four thousand, forty".