440042340167 has 2 divisors, whose sum is σ = 440042340168. Its totient is φ = 440042340166.

The previous prime is 440042340149. The next prime is 440042340193. The reversal of 440042340167 is 761043240044.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440042340167 - 2¹⁴ = 440042323783 is a prime.

It is a super-2 number, since 2×440042340167² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440042342167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220021170083 + 220021170084.

It is an arithmetic number, because the mean of its divisors is an integer number (220021170084).

Almost surely, 2^440042340167 is an apocalyptic number.

440042340167 is a deficient number, since it is larger than the sum of its proper divisors (1).

440042340167 is an equidigital number, since it uses as much as digits as its factorization.

440042340167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 35.

The spelling of 440042340167 in words is "four hundred forty billion, forty-two million, three hundred forty thousand, one hundred sixty-seven".