85382256233 has 4 divisors (see below), whose sum is σ = 85699662660. Its totient is φ = 85064849808.

The previous prime is 85382256227. The next prime is 85382256247. The reversal of 85382256233 is 33265228358.

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 48253590889 + 37128665344 = 219667^2 + 192688^2 .

It is a cyclic number.

It is not a de Polignac number, because 85382256233 - 2¹⁰ = 85382255209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85382256133) 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, 158702810 + ... + 158703347.

It is an arithmetic number, because the mean of its divisors is an integer number (21424915665).

Almost surely, 2^85382256233 is an apocalyptic number.

It is an amenable number.

85382256233 is a deficient number, since it is larger than the sum of its proper divisors (317406427).

85382256233 is a wasteful number, since it uses less digits than its factorization.

85382256233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317406426.

The product of its digits is 2073600, while the sum is 47.

It can be divided in two parts, 8538225 and 6233, that added together give a palindrome (8544458).

The spelling of 85382256233 in words is "eighty-five billion, three hundred eighty-two million, two hundred fifty-six thousand, two hundred thirty-three".