28567734043 has 2 divisors, whose sum is σ = 28567734044. Its totient is φ = 28567734042.

The previous prime is 28567734037. The next prime is 28567734059. The reversal of 28567734043 is 34043776582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28567734043 - 2⁵ = 28567734011 is a prime.

It is a super-2 number, since 2×28567734043² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28567734443) 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, 14283867021 + 14283867022.

It is an arithmetic number, because the mean of its divisors is an integer number (14283867022).

Almost surely, 2^28567734043 is an apocalyptic number.

28567734043 is a deficient number, since it is larger than the sum of its proper divisors (1).

28567734043 is an equidigital number, since it uses as much as digits as its factorization.

28567734043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 28567734043 in words is "twenty-eight billion, five hundred sixty-seven million, seven hundred thirty-four thousand, forty-three".