444023200140 has 48 divisors (see below), whose sum is σ = 1338900728928. Its totient is φ = 109298018304.

The previous prime is 444023200133. The next prime is 444023200171. The reversal of 444023200140 is 41002320444.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 444023200140.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284629477 + ... + 284631036.

It is an arithmetic number, because the mean of its divisors is an integer number (27893765186).

Almost surely, 2^444023200140 is an apocalyptic number.

It is an amenable number.

444023200140 is an abundant number, since it is smaller than the sum of its proper divisors (894877528788).

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

444023200140 is a wasteful number, since it uses less digits than its factorization.

444023200140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569260538 (or 569260536 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 444023200140 its reverse (41002320444), we get a palindrome (485025520584).

The spelling of 444023200140 in words is "four hundred forty-four billion, twenty-three million, two hundred thousand, one hundred forty".