40444244000 has 48 divisors (see below), whose sum is σ = 99371517336. Its totient is φ = 16177696000.

The previous prime is 40444243991. The next prime is 40444244003. The reversal of 40444244000 is 44244404.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9991201936 + 30453042064 = 99956^2 + 174508^2 .

It is not an unprimeable number, because it can be changed into a prime (40444244003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5051531 + ... + 5059530.

Almost surely, 2^40444244000 is an apocalyptic number.

40444244000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40444244000 is an abundant number, since it is smaller than the sum of its proper divisors (58927273336).

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

40444244000 is a wasteful number, since it uses less digits than its factorization.

40444244000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111086 (or 10111068 counting only the distinct ones).

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

Adding to 40444244000 its reverse (44244404), we get a palindrome (40488488404).

The spelling of 40444244000 in words is "forty billion, four hundred forty-four million, two hundred forty-four thousand".