440142444222079 has 2 divisors, whose sum is σ = 440142444222080. Its totient is φ = 440142444222078.

The previous prime is 440142444222077. The next prime is 440142444222137. The reversal of 440142444222079 is 970222444241044.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440142444222079 - 2¹ = 440142444222077 is a prime.

Together with 440142444222077, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440142444222077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220071222111039 + 220071222111040.

It is an arithmetic number, because the mean of its divisors is an integer number (220071222111040).

Almost surely, 2^{440142444222079} is an apocalyptic number.

440142444222079 is a deficient number, since it is larger than the sum of its proper divisors (1).

440142444222079 is an equidigital number, since it uses as much as digits as its factorization.

440142444222079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4128768, while the sum is 49.

The spelling of 440142444222079 in words is "four hundred forty trillion, one hundred forty-two billion, four hundred forty-four million, two hundred twenty-two thousand, seventy-nine".