445717864285078 has 32 divisors (see below), whose sum is σ = 833556652201728. Its totient is φ = 173654985645600.

The previous prime is 445717864285073. The next prime is 445717864285103. The reversal of 445717864285078 is 870582468717544.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 445717864284995 and 445717864285013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445717864285073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9326193 + ... + 31279603.

It is an arithmetic number, because the mean of its divisors is an integer number (26048645381304).

Almost surely, 2^{445717864285078} is an apocalyptic number.

445717864285078 is a deficient number, since it is larger than the sum of its proper divisors (387838787916650).

445717864285078 is a wasteful number, since it uses less digits than its factorization.

445717864285078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22085268.

The product of its (nonzero) digits is 3371827200, while the sum is 76.

The spelling of 445717864285078 in words is "four hundred forty-five trillion, seven hundred seventeen billion, eight hundred sixty-four million, two hundred eighty-five thousand, seventy-eight".