40444420207 has 2 divisors, whose sum is σ = 40444420208. Its totient is φ = 40444420206.

The previous prime is 40444420189. The next prime is 40444420223. The reversal of 40444420207 is 70202444404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40444420207 - 2¹¹ = 40444418159 is a prime.

It is a super-2 number, since 2×40444420207² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40444420277) 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, 20222210103 + 20222210104.

It is an arithmetic number, because the mean of its divisors is an integer number (20222210104).

Almost surely, 2^40444420207 is an apocalyptic number.

40444420207 is a deficient number, since it is larger than the sum of its proper divisors (1).

40444420207 is an equidigital number, since it uses as much as digits as its factorization.

40444420207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28672, while the sum is 31.

The spelling of 40444420207 in words is "forty billion, four hundred forty-four million, four hundred twenty thousand, two hundred seven".