44404021312 has 56 divisors (see below), whose sum is σ = 100746657536. Its totient is φ = 19021851648.

The previous prime is 44404021247. The next prime is 44404021313. The reversal of 44404021312 is 21312040444.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (44404021313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046788 + ... + 1088380.

It is an arithmetic number, because the mean of its divisors is an integer number (1799047456).

Almost surely, 2^44404021312 is an apocalyptic number.

It is an amenable number.

44404021312 is an abundant number, since it is smaller than the sum of its proper divisors (56342636224).

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

44404021312 is a wasteful number, since it uses less digits than its factorization.

44404021312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43995 (or 43985 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 44404021312 its reverse (21312040444), we get a palindrome (65716061756).

The spelling of 44404021312 in words is "forty-four billion, four hundred four million, twenty-one thousand, three hundred twelve".