28060428228017 has 2 divisors, whose sum is σ = 28060428228018. Its totient is φ = 28060428228016.

The previous prime is 28060428227983. The next prime is 28060428228029. The reversal of 28060428228017 is 71082282406082.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27865771670416 + 194656557601 = 5278804^2 + 441199^2 .

It is a cyclic number.

It is not a de Polignac number, because 28060428228017 - 2¹⁰ = 28060428226993 is a prime.

It is not a weakly prime, because it can be changed into another prime (28060428228037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14030214114008 + 14030214114009.

It is an arithmetic number, because the mean of its divisors is an integer number (14030214114009).

Almost surely, 2^{28060428228017} is an apocalyptic number.

It is an amenable number.

28060428228017 is a deficient number, since it is larger than the sum of its proper divisors (1).

28060428228017 is an equidigital number, since it uses as much as digits as its factorization.

28060428228017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1376256, while the sum is 50.

The spelling of 28060428228017 in words is "twenty-eight trillion, sixty billion, four hundred twenty-eight million, two hundred twenty-eight thousand, seventeen".