4405244043121 has 8 divisors (see below), whose sum is σ = 4480244018600. Its totient is φ = 4330333837440.

The previous prime is 4405244043119. The next prime is 4405244043127. The reversal of 4405244043121 is 1213404425044.

It can be written as a sum of positive squares in 4 ways, for example, as 18648906721 + 4386595136400 = 136561^2 + 2094420^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4405244043121 - 2¹ = 4405244043119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4405244043127) 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, 22343466 + ... + 22539763.

It is an arithmetic number, because the mean of its divisors is an integer number (560030502325).

Almost surely, 2^{4405244043121} is an apocalyptic number.

It is an amenable number.

4405244043121 is a deficient number, since it is larger than the sum of its proper divisors (74999975479).

4405244043121 is a wasteful number, since it uses less digits than its factorization.

4405244043121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44884899.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 4405244043121 its reverse (1213404425044), we get a palindrome (5618648468165).

The spelling of 4405244043121 in words is "four trillion, four hundred five billion, two hundred forty-four million, forty-three thousand, one hundred twenty-one".