444140022344 has 16 divisors (see below), whose sum is σ = 832966761600. Its totient is φ = 222015552592.

The previous prime is 444140022343. The next prime is 444140022367. The reversal of 444140022344 is 443220041444.

It is a self number, because there is not a number n which added to its sum of digits gives 444140022344.

It is not an unprimeable number, because it can be changed into a prime (444140022343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6772652 + ... + 6837915.

It is an arithmetic number, because the mean of its divisors is an integer number (52060422600).

Almost surely, 2^444140022344 is an apocalyptic number.

It is an amenable number.

444140022344 is a deficient number, since it is larger than the sum of its proper divisors (388826739256).

444140022344 is a wasteful number, since it uses less digits than its factorization.

444140022344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13614652 (or 13614648 counting only the distinct ones).

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

Adding to 444140022344 its reverse (443220041444), we get a palindrome (887360063788).

The spelling of 444140022344 in words is "four hundred forty-four billion, one hundred forty million, twenty-two thousand, three hundred forty-four".