244351043323909 has 2 divisors, whose sum is σ = 244351043323910. Its totient is φ = 244351043323908.

The previous prime is 244351043323897. The next prime is 244351043323931. The reversal of 244351043323909 is 909323340153442.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222057980592100 + 22293062731809 = 14901610^2 + 4721553^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244351043323909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244351043326909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122175521661954 + 122175521661955.

It is an arithmetic number, because the mean of its divisors is an integer number (122175521661955).

Almost surely, 2^{244351043323909} is an apocalyptic number.

It is an amenable number.

244351043323909 is a deficient number, since it is larger than the sum of its proper divisors (1).

244351043323909 is an equidigital number, since it uses as much as digits as its factorization.

244351043323909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8398080, while the sum is 52.

The spelling of 244351043323909 in words is "two hundred forty-four trillion, three hundred fifty-one billion, forty-three million, three hundred twenty-three thousand, nine hundred nine".