4444104521025 has 72 divisors (see below), whose sum is σ = 8593145029560. Its totient is φ = 2182516945920.

The previous prime is 4444104521023. The next prime is 4444104521029. The reversal of 4444104521025 is 5201254014444.

4444104521025 is a `hidden beast` number, since 4 + 4 + 4 + 4 + 104 + 521 + 0 + 25 = 666.

It can be written as a sum of positive squares in 12 ways, for example, as 2533340172609 + 1910764348416 = 1591647^2 + 1382304^2 .

It is not a de Polignac number, because 4444104521025 - 2¹ = 4444104521023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4444104521023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 661074 + ... + 3053723.

Almost surely, 2^{4444104521025} is an apocalyptic number.

4444104521025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4444104521025 is a deficient number, since it is larger than the sum of its proper divisors (4149040508535).

4444104521025 is a wasteful number, since it uses less digits than its factorization.

4444104521025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3715235 (or 3715227 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

Adding to 4444104521025 its reverse (5201254014444), we get a palindrome (9645358535469).

The spelling of 4444104521025 in words is "four trillion, four hundred forty-four billion, one hundred four million, five hundred twenty-one thousand, twenty-five".