44121445552 has 20 divisors (see below), whose sum is σ = 85489391920. Its totient is φ = 22059667008.

The previous prime is 44121445513. The next prime is 44121445639. The reversal of 44121445552 is 25554412144.

44121445552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363493 + ... + 469435.

It is an arithmetic number, because the mean of its divisors is an integer number (4274469596).

Almost surely, 2^44121445552 is an apocalyptic number.

It is an amenable number.

44121445552 is a deficient number, since it is larger than the sum of its proper divisors (41367946368).

44121445552 is a wasteful number, since it uses less digits than its factorization.

44121445552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131980 (or 131974 counting only the distinct ones).

The product of its digits is 128000, while the sum is 37.

Adding to 44121445552 its reverse (25554412144), we get a palindrome (69675857696).

The spelling of 44121445552 in words is "forty-four billion, one hundred twenty-one million, four hundred forty-five thousand, five hundred fifty-two".