28275696853 has 2 divisors, whose sum is σ = 28275696854. Its totient is φ = 28275696852.

The previous prime is 28275696791. The next prime is 28275696859. The reversal of 28275696853 is 35869657282.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27910045969 + 365650884 = 167063^2 + 19122^2 .

It is a cyclic number.

It is not a de Polignac number, because 28275696853 - 2⁹ = 28275696341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28275696791 and 28275696800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28275696859) 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 as a sum of consecutive naturals, namely, 14137848426 + 14137848427.

It is an arithmetic number, because the mean of its divisors is an integer number (14137848427).

Almost surely, 2^28275696853 is an apocalyptic number.

It is an amenable number.

28275696853 is a deficient number, since it is larger than the sum of its proper divisors (1).

28275696853 is an equidigital number, since it uses as much as digits as its factorization.

28275696853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43545600, while the sum is 61.

The spelling of 28275696853 in words is "twenty-eight billion, two hundred seventy-five million, six hundred ninety-six thousand, eight hundred fifty-three".