82541258189 has 4 divisors (see below), whose sum is σ = 88890585756. Its totient is φ = 76191930624.

The previous prime is 82541258183. The next prime is 82541258203. The reversal of 82541258189 is 98185214528.

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 4158057289 + 78383200900 = 64483^2 + 279970^2 .

It is a cyclic number.

It is not a de Polignac number, because 82541258189 - 2¹⁶ = 82541192653 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 82541258189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82541258183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3174663764 + ... + 3174663789.

It is an arithmetic number, because the mean of its divisors is an integer number (22222646439).

Almost surely, 2^82541258189 is an apocalyptic number.

It is an amenable number.

82541258189 is a deficient number, since it is larger than the sum of its proper divisors (6349327567).

82541258189 is a wasteful number, since it uses less digits than its factorization.

82541258189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6349327566.

The product of its digits is 1843200, while the sum is 53.

The spelling of 82541258189 in words is "eighty-two billion, five hundred forty-one million, two hundred fifty-eight thousand, one hundred eighty-nine".