28250298163 has 2 divisors, whose sum is σ = 28250298164. Its totient is φ = 28250298162.

The previous prime is 28250298157. The next prime is 28250298173. The reversal of 28250298163 is 36189205282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28250298163 - 2⁹ = 28250297651 is a prime.

It is not a weakly prime, because it can be changed into another prime (28250298173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14125149081 + 14125149082.

It is an arithmetic number, because the mean of its divisors is an integer number (14125149082).

Almost surely, 2^28250298163 is an apocalyptic number.

28250298163 is a deficient number, since it is larger than the sum of its proper divisors (1).

28250298163 is an equidigital number, since it uses as much as digits as its factorization.

28250298163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 28250298163 in words is "twenty-eight billion, two hundred fifty million, two hundred ninety-eight thousand, one hundred sixty-three".