28528726627 has 2 divisors, whose sum is σ = 28528726628. Its totient is φ = 28528726626.

The previous prime is 28528726573. The next prime is 28528726643. The reversal of 28528726627 is 72662782582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28528726627 - 2¹¹ = 28528724579 is a prime.

It is not a weakly prime, because it can be changed into another prime (28528726657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14264363313 + 14264363314.

It is an arithmetic number, because the mean of its divisors is an integer number (14264363314).

Almost surely, 2^28528726627 is an apocalyptic number.

28528726627 is a deficient number, since it is larger than the sum of its proper divisors (1).

28528726627 is an equidigital number, since it uses as much as digits as its factorization.

28528726627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9031680, while the sum is 55.

The spelling of 28528726627 in words is "twenty-eight billion, five hundred twenty-eight million, seven hundred twenty-six thousand, six hundred twenty-seven".