4244450057 has 2 divisors, whose sum is σ = 4244450058. Its totient is φ = 4244450056.

The previous prime is 4244450003. The next prime is 4244450083. The reversal of 4244450057 is 7500544424.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4058836681 + 185613376 = 63709^2 + 13624^2 .

It is a cyclic number.

It is not a de Polignac number, because 4244450057 - 2²⁶ = 4177341193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4244449999 and 4244450026.

It is not a weakly prime, because it can be changed into another prime (4244450957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122225028 + 2122225029.

It is an arithmetic number, because the mean of its divisors is an integer number (2122225029).

Almost surely, 2^4244450057 is an apocalyptic number.

It is an amenable number.

4244450057 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244450057 is an equidigital number, since it uses as much as digits as its factorization.

4244450057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 89600, while the sum is 35.

The square root of 4244450057 is about 65149.4440267912. Note that the first 3 decimals coincide. The cubic root of 4244450057 is about 1619.1005087610.

The spelling of 4244450057 in words is "four billion, two hundred forty-four million, four hundred fifty thousand, fifty-seven".