82285523545 has 8 divisors (see below), whose sum is σ = 98750879496. Its totient is φ = 65822918016.

The previous prime is 82285523533. The next prime is 82285523609. The reversal of 82285523545 is 54532558228.

It can be written as a sum of positive squares in 4 ways, for example, as 3402622224 + 78882901321 = 58332^2 + 280861^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 82285523545 - 2²⁹ = 81748652633 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621202 + ... + 741931.

It is an arithmetic number, because the mean of its divisors is an integer number (12343859937).

Almost surely, 2^82285523545 is an apocalyptic number.

It is an amenable number.

82285523545 is a deficient number, since it is larger than the sum of its proper divisors (16465355951).

82285523545 is a wasteful number, since it uses less digits than its factorization.

82285523545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375211.

The product of its digits is 3840000, while the sum is 49.

It can be divided in two parts, 822855 and 23545, that added together give a square (846400 = 920²).

The spelling of 82285523545 in words is "eighty-two billion, two hundred eighty-five million, five hundred twenty-three thousand, five hundred forty-five".