28058221333 has 2 divisors, whose sum is σ = 28058221334. Its totient is φ = 28058221332.

The previous prime is 28058221327. The next prime is 28058221339. The reversal of 28058221333 is 33312285082.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (28058221327) and next prime (28058221339).

It can be written as a sum of positive squares in only one way, i.e., 15781138129 + 12277083204 = 125623^2 + 110802^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28058221333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28058221292 and 28058221301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28058221339) 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, 14029110666 + 14029110667.

It is an arithmetic number, because the mean of its divisors is an integer number (14029110667).

Almost surely, 2^28058221333 is an apocalyptic number.

It is an amenable number.

28058221333 is a deficient number, since it is larger than the sum of its proper divisors (1).

28058221333 is an equidigital number, since it uses as much as digits as its factorization.

28058221333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 28058221333 in words is "twenty-eight billion, fifty-eight million, two hundred twenty-one thousand, three hundred thirty-three".