85805326563266 has 8 divisors (see below), whose sum is σ = 131136442483644. Its totient is φ = 42093179068720.

The previous prime is 85805326563263. The next prime is 85805326563323. The reversal of 85805326563266 is 66236562350858.

It can be written as a sum of positive squares in 2 ways, for example, as 77394334734025 + 8410991829241 = 8797405^2 + 2900171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (85805326563263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404742106325 + ... + 404742106536.

Almost surely, 2^{85805326563266} is an apocalyptic number.

85805326563266 is a deficient number, since it is larger than the sum of its proper divisors (45331115920378).

85805326563266 is a wasteful number, since it uses less digits than its factorization.

85805326563266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809484212916.

The product of its (nonzero) digits is 373248000, while the sum is 65.

The spelling of 85805326563266 in words is "eighty-five trillion, eight hundred five billion, three hundred twenty-six million, five hundred sixty-three thousand, two hundred sixty-six".