28826209163 has 2 divisors, whose sum is σ = 28826209164. Its totient is φ = 28826209162.

The previous prime is 28826209147. The next prime is 28826209169. The reversal of 28826209163 is 36190262882.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28826209163 - 2⁴ = 28826209147 is a prime.

It is not a weakly prime, because it can be changed into another prime (28826209169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14413104581 + 14413104582.

It is an arithmetic number, because the mean of its divisors is an integer number (14413104582).

Almost surely, 2^28826209163 is an apocalyptic number.

28826209163 is a deficient number, since it is larger than the sum of its proper divisors (1).

28826209163 is an equidigital number, since it uses as much as digits as its factorization.

28826209163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 28826209163 in words is "twenty-eight billion, eight hundred twenty-six million, two hundred nine thousand, one hundred sixty-three".