447717064711663 has 2 divisors, whose sum is σ = 447717064711664. Its totient is φ = 447717064711662.

The previous prime is 447717064711589. The next prime is 447717064711669. The reversal of 447717064711663 is 366117460717744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447717064711663 - 2¹³ = 447717064703471 is a prime.

It is a super-3 number, since 3×447717064711663³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 447717064711595 and 447717064711604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447717064711669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223858532355831 + 223858532355832.

It is an arithmetic number, because the mean of its divisors is an integer number (223858532355832).

Almost surely, 2^{447717064711663} is an apocalyptic number.

447717064711663 is a deficient number, since it is larger than the sum of its proper divisors (1).

447717064711663 is an equidigital number, since it uses as much as digits as its factorization.

447717064711663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 99574272, while the sum is 64.

The spelling of 447717064711663 in words is "four hundred forty-seven trillion, seven hundred seventeen billion, sixty-four million, seven hundred eleven thousand, six hundred sixty-three".