28568377603 has 2 divisors, whose sum is σ = 28568377604. Its totient is φ = 28568377602.

The previous prime is 28568377597. The next prime is 28568377619. The reversal of 28568377603 is 30677386582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28568377603 - 2⁵ = 28568377571 is a prime.

It is not a weakly prime, because it can be changed into another prime (28568377403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14284188801 + 14284188802.

It is an arithmetic number, because the mean of its divisors is an integer number (14284188802).

Almost surely, 2^28568377603 is an apocalyptic number.

28568377603 is a deficient number, since it is larger than the sum of its proper divisors (1).

28568377603 is an equidigital number, since it uses as much as digits as its factorization.

28568377603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 28568377603 in words is "twenty-eight billion, five hundred sixty-eight million, three hundred seventy-seven thousand, six hundred three".