28527819163 has 2 divisors, whose sum is σ = 28527819164. Its totient is φ = 28527819162.

The previous prime is 28527819157. The next prime is 28527819179. The reversal of 28527819163 is 36191872582.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28527819163 - 2⁹ = 28527818651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28527819163.

It is not a weakly prime, because it can be changed into another prime (28527817163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14263909581 + 14263909582.

It is an arithmetic number, because the mean of its divisors is an integer number (14263909582).

Almost surely, 2^28527819163 is an apocalyptic number.

28527819163 is a deficient number, since it is larger than the sum of its proper divisors (1).

28527819163 is an equidigital number, since it uses as much as digits as its factorization.

28527819163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 52.

The spelling of 28527819163 in words is "twenty-eight billion, five hundred twenty-seven million, eight hundred nineteen thousand, one hundred sixty-three".