40344440107 has 2 divisors, whose sum is σ = 40344440108. Its totient is φ = 40344440106.

The previous prime is 40344440063. The next prime is 40344440159. The reversal of 40344440107 is 70104444304.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40344440107 - 2²³ = 40336051499 is a prime.

It is not a weakly prime, because it can be changed into another prime (40344440177) 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, 20172220053 + 20172220054.

It is an arithmetic number, because the mean of its divisors is an integer number (20172220054).

Almost surely, 2^40344440107 is an apocalyptic number.

40344440107 is a deficient number, since it is larger than the sum of its proper divisors (1).

40344440107 is an equidigital number, since it uses as much as digits as its factorization.

40344440107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 31.

The spelling of 40344440107 in words is "forty billion, three hundred forty-four million, four hundred forty thousand, one hundred seven".