28110736243 has 2 divisors, whose sum is σ = 28110736244. Its totient is φ = 28110736242.

The previous prime is 28110736217. The next prime is 28110736259. The reversal of 28110736243 is 34263701182.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28110736243 - 2²⁹ = 27573865331 is a prime.

It is not a weakly prime, because it can be changed into another prime (28110730243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14055368121 + 14055368122.

It is an arithmetic number, because the mean of its divisors is an integer number (14055368122).

Almost surely, 2^28110736243 is an apocalyptic number.

28110736243 is a deficient number, since it is larger than the sum of its proper divisors (1).

28110736243 is an equidigital number, since it uses as much as digits as its factorization.

28110736243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 28110736243 in words is "twenty-eight billion, one hundred ten million, seven hundred thirty-six thousand, two hundred forty-three".