4444040431907 has 2 divisors, whose sum is σ = 4444040431908. Its totient is φ = 4444040431906.

The previous prime is 4444040431849. The next prime is 4444040431937. The reversal of 4444040431907 is 7091340404444.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4444040431907 - 2¹⁶ = 4444040366371 is a prime.

It is not a weakly prime, because it can be changed into another prime (4444040431937) 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, 2222020215953 + 2222020215954.

It is an arithmetic number, because the mean of its divisors is an integer number (2222020215954).

Almost surely, 2^{4444040431907} is an apocalyptic number.

4444040431907 is a deficient number, since it is larger than the sum of its proper divisors (1).

4444040431907 is an equidigital number, since it uses as much as digits as its factorization.

4444040431907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 44.

The spelling of 4444040431907 in words is "four trillion, four hundred forty-four billion, forty million, four hundred thirty-one thousand, nine hundred seven".