28843755583 has 2 divisors, whose sum is σ = 28843755584. Its totient is φ = 28843755582.

The previous prime is 28843755529. The next prime is 28843755593. The reversal of 28843755583 is 38555734882.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28843755583 is a prime.

It is a super-2 number, since 2×28843755583² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28843755593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14421877791 + 14421877792.

It is an arithmetic number, because the mean of its divisors is an integer number (14421877792).

Almost surely, 2^28843755583 is an apocalyptic number.

28843755583 is a deficient number, since it is larger than the sum of its proper divisors (1).

28843755583 is an equidigital number, since it uses as much as digits as its factorization.

28843755583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256000, while the sum is 58.

The spelling of 28843755583 in words is "twenty-eight billion, eight hundred forty-three million, seven hundred fifty-five thousand, five hundred eighty-three".