82505203627853 has 2 divisors, whose sum is σ = 82505203627854. Its totient is φ = 82505203627852.

The previous prime is 82505203627813. The next prime is 82505203628009. The reversal of 82505203627853 is 35872630250528.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46523285356804 + 35981918271049 = 6820798^2 + 5998493^2 .

It is a cyclic number.

It is not a de Polignac number, because 82505203627853 - 2²⁴ = 82505186850637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82505203627813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41252601813926 + 41252601813927.

It is an arithmetic number, because the mean of its divisors is an integer number (41252601813927).

Almost surely, 2^{82505203627853} is an apocalyptic number.

It is an amenable number.

82505203627853 is a deficient number, since it is larger than the sum of its proper divisors (1).

82505203627853 is an equidigital number, since it uses as much as digits as its factorization.

82505203627853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192000, while the sum is 56.

The spelling of 82505203627853 in words is "eighty-two trillion, five hundred five billion, two hundred three million, six hundred twenty-seven thousand, eight hundred fifty-three".