444440099 has 2 divisors, whose sum is σ = 444440100. Its totient is φ = 444440098.

The previous prime is 444440089. The next prime is 444440107. The reversal of 444440099 is 990044444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444440099 - 2²⁰ = 443391523 is a prime.

It is a Sophie Germain prime.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (444440069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222220049 + 222220050.

It is an arithmetic number, because the mean of its divisors is an integer number (222220050).

Almost surely, 2^444440099 is an apocalyptic number.

444440099 is a deficient number, since it is larger than the sum of its proper divisors (1).

444440099 is an equidigital number, since it uses as much as digits as its factorization.

444440099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 444440099 is about 21081.7480062731. The cubic root of 444440099 is about 763.1403412147.

The spelling of 444440099 in words is "four hundred forty-four million, four hundred forty thousand, ninety-nine".