30428873333 has 2 divisors, whose sum is σ = 30428873334. Its totient is φ = 30428873332.

The previous prime is 30428873323. The next prime is 30428873341. The reversal of 30428873333 is 33337882403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17045391364 + 13383481969 = 130558^2 + 115687^2 .

It is a cyclic number.

It is not a de Polignac number, because 30428873333 - 2⁸ = 30428873077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30428873323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15214436666 + 15214436667.

It is an arithmetic number, because the mean of its divisors is an integer number (15214436667).

Almost surely, 2^30428873333 is an apocalyptic number.

It is an amenable number.

30428873333 is a deficient number, since it is larger than the sum of its proper divisors (1).

30428873333 is an equidigital number, since it uses as much as digits as its factorization.

30428873333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 30428873333 in words is "thirty billion, four hundred twenty-eight million, eight hundred seventy-three thousand, three hundred thirty-three".