4444555025 has 12 divisors (see below), whose sum is σ = 5531153052. Its totient is φ = 3542802240.

The previous prime is 4444555013. The next prime is 4444555061. The reversal of 4444555025 is 5205554444.

It can be written as a sum of positive squares in 6 ways, for example, as 1154844289 + 3289710736 = 33983^2 + 57356^2 .

It is not a de Polignac number, because 4444555025 - 2¹⁴ = 4444538641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4444555025.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 313982 + ... + 327831.

It is an arithmetic number, because the mean of its divisors is an integer number (460929421).

Almost surely, 2^4444555025 is an apocalyptic number.

It is an amenable number.

4444555025 is a deficient number, since it is larger than the sum of its proper divisors (1086598027).

4444555025 is a wasteful number, since it uses less digits than its factorization.

4444555025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642100 (or 642095 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 38.

The square root of 4444555025 is about 66667.4960156747. The cubic root of 4444555025 is about 1644.1550185290.

The spelling of 4444555025 in words is "four billion, four hundred forty-four million, five hundred fifty-five thousand, twenty-five".