28758056060189 has 2 divisors, whose sum is σ = 28758056060190. Its totient is φ = 28758056060188.

The previous prime is 28758056060161. The next prime is 28758056060203. The reversal of 28758056060189 is 98106065085782.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25743953822500 + 3014102237689 = 5073850^2 + 1736117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28758056060189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28758056060389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14379028030094 + 14379028030095.

It is an arithmetic number, because the mean of its divisors is an integer number (14379028030095).

Almost surely, 2^{28758056060189} is an apocalyptic number.

It is an amenable number.

28758056060189 is a deficient number, since it is larger than the sum of its proper divisors (1).

28758056060189 is an equidigital number, since it uses as much as digits as its factorization.

28758056060189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58060800, while the sum is 65.

The spelling of 28758056060189 in words is "twenty-eight trillion, seven hundred fifty-eight billion, fifty-six million, sixty thousand, one hundred eighty-nine".