445680086365141 has 4 divisors (see below), whose sum is σ = 446431654808172. Its totient is φ = 444928517922112.

The previous prime is 445680086365091. The next prime is 445680086365229. The reversal of 445680086365141 is 141563680086544.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 375624944054116 + 70055142311025 = 19381046^2 + 8369895^2 .

It is a cyclic number.

It is not a de Polignac number, because 445680086365141 - 2⁷ = 445680086365013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 445680086365141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445680086315141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375784220626 + ... + 375784221811.

It is an arithmetic number, because the mean of its divisors is an integer number (111607913702043).

Almost surely, 2^{445680086365141} is an apocalyptic number.

It is an amenable number.

445680086365141 is a deficient number, since it is larger than the sum of its proper divisors (751568443031).

445680086365141 is an equidigital number, since it uses as much as digits as its factorization.

445680086365141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751568443030.

The product of its (nonzero) digits is 66355200, while the sum is 61.

The spelling of 445680086365141 in words is "four hundred forty-five trillion, six hundred eighty billion, eighty-six million, three hundred sixty-five thousand, one hundred forty-one".