28565750071 has 2 divisors, whose sum is σ = 28565750072. Its totient is φ = 28565750070.

The previous prime is 28565750023. The next prime is 28565750111. The reversal of 28565750071 is 17005756582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28565750071 - 2⁷ = 28565749943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28565750671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14282875035 + 14282875036.

It is an arithmetic number, because the mean of its divisors is an integer number (14282875036).

Almost surely, 2^28565750071 is an apocalyptic number.

28565750071 is a deficient number, since it is larger than the sum of its proper divisors (1).

28565750071 is an equidigital number, since it uses as much as digits as its factorization.

28565750071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588000, while the sum is 46.

The spelling of 28565750071 in words is "twenty-eight billion, five hundred sixty-five million, seven hundred fifty thousand, seventy-one".