447076071749 has 2 divisors, whose sum is σ = 447076071750. Its totient is φ = 447076071748.

The previous prime is 447076071731. The next prime is 447076071833. The reversal of 447076071749 is 947170670744.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348800091649 + 98275980100 = 590593^2 + 313490^2 .

It is a cyclic number.

It is not a de Polignac number, because 447076071749 - 2²⁴ = 447059294533 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 447076071694 and 447076071703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447076071709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223538035874 + 223538035875.

It is an arithmetic number, because the mean of its divisors is an integer number (223538035875).

Almost surely, 2^447076071749 is an apocalyptic number.

It is an amenable number.

447076071749 is a deficient number, since it is larger than the sum of its proper divisors (1).

447076071749 is an equidigital number, since it uses as much as digits as its factorization.

447076071749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8297856, while the sum is 56.

The spelling of 447076071749 in words is "four hundred forty-seven billion, seventy-six million, seventy-one thousand, seven hundred forty-nine".