85682523225 has 48 divisors (see below), whose sum is σ = 161532911232. Its totient is φ = 39700853760.

The previous prime is 85682523209. The next prime is 85682523229. The reversal of 85682523225 is 52232528658.

It is not a de Polignac number, because 85682523225 - 2⁴ = 85682523209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85682523229) 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 47 ways as a sum of consecutive naturals, for example, 2568117 + ... + 2601266.

It is an arithmetic number, because the mean of its divisors is an integer number (3365268984).

Almost surely, 2^85682523225 is an apocalyptic number.

85682523225 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

85682523225 is a deficient number, since it is larger than the sum of its proper divisors (75850388007).

85682523225 is a wasteful number, since it uses less digits than its factorization.

85682523225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5169426 (or 5169421 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 48.

The spelling of 85682523225 in words is "eighty-five billion, six hundred eighty-two million, five hundred twenty-three thousand, two hundred twenty-five".