444378580379971 has 2 divisors, whose sum is σ = 444378580379972. Its totient is φ = 444378580379970.

The previous prime is 444378580379917. The next prime is 444378580380001. The reversal of 444378580379971 is 179973085873444.

Together with previous prime (444378580379917) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444378580379971 - 2⁷ = 444378580379843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444378580379891 and 444378580379900.

It is not a weakly prime, because it can be changed into another prime (444378580379471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222189290189985 + 222189290189986.

It is an arithmetic number, because the mean of its divisors is an integer number (222189290189986).

Almost surely, 2^{444378580379971} is an apocalyptic number.

444378580379971 is a deficient number, since it is larger than the sum of its proper divisors (1).

444378580379971 is an equidigital number, since it uses as much as digits as its factorization.

444378580379971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5120962560, while the sum is 79.

The spelling of 444378580379971 in words is "four hundred forty-four trillion, three hundred seventy-eight billion, five hundred eighty million, three hundred seventy-nine thousand, nine hundred seventy-one".