28030502750533 has 2 divisors, whose sum is σ = 28030502750534. Its totient is φ = 28030502750532.

The previous prime is 28030502750519. The next prime is 28030502750567. The reversal of 28030502750533 is 33505720503082.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27695727104929 + 334775645604 = 5262673^2 + 578598^2 .

It is a cyclic number.

It is not a de Polignac number, because 28030502750533 - 2¹⁷ = 28030502619461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28030502750533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28030502750573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14015251375266 + 14015251375267.

It is an arithmetic number, because the mean of its divisors is an integer number (14015251375267).

Almost surely, 2^{28030502750533} is an apocalyptic number.

It is an amenable number.

28030502750533 is a deficient number, since it is larger than the sum of its proper divisors (1).

28030502750533 is an equidigital number, since it uses as much as digits as its factorization.

28030502750533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 28030502750533 in words is "twenty-eight trillion, thirty billion, five hundred two million, seven hundred fifty thousand, five hundred thirty-three".