28436848543 has 2 divisors, whose sum is σ = 28436848544. Its totient is φ = 28436848542.

The previous prime is 28436848529. The next prime is 28436848597. The reversal of 28436848543 is 34584863482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28436848543 - 2²¹ = 28434751391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28436848513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14218424271 + 14218424272.

It is an arithmetic number, because the mean of its divisors is an integer number (14218424272).

Almost surely, 2^28436848543 is an apocalyptic number.

28436848543 is a deficient number, since it is larger than the sum of its proper divisors (1).

28436848543 is an equidigital number, since it uses as much as digits as its factorization.

28436848543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17694720, while the sum is 55.

The spelling of 28436848543 in words is "twenty-eight billion, four hundred thirty-six million, eight hundred forty-eight thousand, five hundred forty-three".