6644230003225 has 12 divisors (see below), whose sum is σ = 8238943259820. Its totient is φ = 5315320740800.

The previous prime is 6644230003223. The next prime is 6644230003247. The reversal of 6644230003225 is 5223000324466.

It can be written as a sum of positive squares in 6 ways, for example, as 69626321424 + 6574603681801 = 263868^2 + 2564099^2 .

It is not a de Polignac number, because 6644230003225 - 2¹ = 6644230003223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6644230003223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 621171 + ... + 3697879.

It is an arithmetic number, because the mean of its divisors is an integer number (686578604985).

Almost surely, 2^{6644230003225} is an apocalyptic number.

It is an amenable number.

6644230003225 is a deficient number, since it is larger than the sum of its proper divisors (1594713256595).

6644230003225 is a wasteful number, since it uses less digits than its factorization.

6644230003225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3163100 (or 3163095 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 6644230003225 in words is "six trillion, six hundred forty-four billion, two hundred thirty million, three thousand, two hundred twenty-five".