440444004347 has 2 divisors, whose sum is σ = 440444004348. Its totient is φ = 440444004346.

The previous prime is 440444004251. The next prime is 440444004419. The reversal of 440444004347 is 743400444044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440444004347 - 2²² = 440439810043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 440444004347.

It is not a weakly prime, because it can be changed into another prime (440444004947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220222002173 + 220222002174.

It is an arithmetic number, because the mean of its divisors is an integer number (220222002174).

Almost surely, 2^440444004347 is an apocalyptic number.

440444004347 is a deficient number, since it is larger than the sum of its proper divisors (1).

440444004347 is an equidigital number, since it uses as much as digits as its factorization.

440444004347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 344064, while the sum is 38.

The spelling of 440444004347 in words is "four hundred forty billion, four hundred forty-four million, four thousand, three hundred forty-seven".