85066266059 has 4 divisors (see below), whose sum is σ = 85104707616. Its totient is φ = 85027824504.

The previous prime is 85066266053. The next prime is 85066266071. The reversal of 85066266059 is 95066266058.

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

It is a cyclic number.

It is not a de Polignac number, because 85066266059 - 2²⁰ = 85065217483 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 85066266059.

It is not an unprimeable number, because it can be changed into a prime (85066266053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19217459 + ... + 19221884.

It is an arithmetic number, because the mean of its divisors is an integer number (21276176904).

Almost surely, 2^85066266059 is an apocalyptic number.

85066266059 is a deficient number, since it is larger than the sum of its proper divisors (38441557).

85066266059 is a wasteful number, since it uses less digits than its factorization.

85066266059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38441556.

The product of its (nonzero) digits is 4665600, while the sum is 53.

Subtracting 85066266059 from its reverse (95066266058), we obtain a palindrome (9999999999).

The spelling of 85066266059 in words is "eighty-five billion, sixty-six million, two hundred sixty-six thousand, fifty-nine".