28333670413 has 2 divisors, whose sum is σ = 28333670414. Its totient is φ = 28333670412.

The previous prime is 28333670389. The next prime is 28333670419. The reversal of 28333670413 is 31407633382.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25134297444 + 3199372969 = 158538^2 + 56563^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28333670413 is a prime.

It is a super-3 number, since 3×28333670413³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28333670419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14166835206 + 14166835207.

It is an arithmetic number, because the mean of its divisors is an integer number (14166835207).

Almost surely, 2^28333670413 is an apocalyptic number.

It is an amenable number.

28333670413 is a deficient number, since it is larger than the sum of its proper divisors (1).

28333670413 is an equidigital number, since it uses as much as digits as its factorization.

28333670413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 28333670413 in words is "twenty-eight billion, three hundred thirty-three million, six hundred seventy thousand, four hundred thirteen".