445717864285073 has 2 divisors, whose sum is σ = 445717864285074. Its totient is φ = 445717864285072.

The previous prime is 445717864285063. The next prime is 445717864285103. The reversal of 445717864285073 is 370582468717544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 341266766187649 + 104451098097424 = 18473407^2 + 10220132^2 .

It is a cyclic number.

It is not a de Polignac number, because 445717864285073 - 2²⁴ = 445717847507857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445717864284988 and 445717864285006.

It is not a weakly prime, because it can be changed into another prime (445717864285063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222858932142536 + 222858932142537.

It is an arithmetic number, because the mean of its divisors is an integer number (222858932142537).

Almost surely, 2^{445717864285073} is an apocalyptic number.

It is an amenable number.

445717864285073 is a deficient number, since it is larger than the sum of its proper divisors (1).

445717864285073 is an equidigital number, since it uses as much as digits as its factorization.

445717864285073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1264435200, while the sum is 71.

The spelling of 445717864285073 in words is "four hundred forty-five trillion, seven hundred seventeen billion, eight hundred sixty-four million, two hundred eighty-five thousand, seventy-three".