85285058266 has 4 divisors (see below), whose sum is σ = 127927587402. Its totient is φ = 42642529132.

The previous prime is 85285058231. The next prime is 85285058267. The reversal of 85285058266 is 66285058258.

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

It can be written as a sum of positive squares in only one way, i.e., 75526582041 + 9758476225 = 274821^2 + 98785^2 .

It is not an unprimeable number, because it can be changed into a prime (85285058267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21321264565 + ... + 21321264568.

Almost surely, 2^85285058266 is an apocalyptic number.

85285058266 is a deficient number, since it is larger than the sum of its proper divisors (42642529136).

85285058266 is a wasteful number, since it uses less digits than its factorization.

85285058266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42642529135.

The product of its (nonzero) digits is 9216000, while the sum is 55.

The spelling of 85285058266 in words is "eighty-five billion, two hundred eighty-five million, fifty-eight thousand, two hundred sixty-six".