440444444047 has 2 divisors, whose sum is σ = 440444444048. Its totient is φ = 440444444046.

The previous prime is 440444443969. The next prime is 440444444093. The reversal of 440444444047 is 740444444044.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440444444047 - 2⁷ = 440444443919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 440444443994 and 440444444012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440444424047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220222222023 + 220222222024.

It is an arithmetic number, because the mean of its divisors is an integer number (220222222024).

Almost surely, 2^440444444047 is an apocalyptic number.

440444444047 is a deficient number, since it is larger than the sum of its proper divisors (1).

440444444047 is an equidigital number, since it uses as much as digits as its factorization.

440444444047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1835008, while the sum is 43.

The spelling of 440444444047 in words is "four hundred forty billion, four hundred forty-four million, four hundred forty-four thousand, forty-seven".