4444311121225 has 48 divisors (see below), whose sum is σ = 5755898942640. Its totient is φ = 3401467084800.

The previous prime is 4444311121223. The next prime is 4444311121231. The reversal of 4444311121225 is 5221211134444.

It can be written as a sum of positive squares in 24 ways, for example, as 3977898614089 + 466412507136 = 1994467^2 + 682944^2 .

It is not a de Polignac number, because 4444311121225 - 2¹ = 4444311121223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4444311121223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10632279 + ... + 11042371.

It is an arithmetic number, because the mean of its divisors is an integer number (119914561305).

Almost surely, 2^{4444311121225} is an apocalyptic number.

It is an amenable number.

4444311121225 is a deficient number, since it is larger than the sum of its proper divisors (1311587821415).

4444311121225 is a wasteful number, since it uses less digits than its factorization.

4444311121225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410350 (or 410345 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

Adding to 4444311121225 its reverse (5221211134444), we get a palindrome (9665522255669).

The spelling of 4444311121225 in words is "four trillion, four hundred forty-four billion, three hundred eleven million, one hundred twenty-one thousand, two hundred twenty-five".