28002550259 has 2 divisors, whose sum is σ = 28002550260. Its totient is φ = 28002550258.

The previous prime is 28002550243. The next prime is 28002550319. The reversal of 28002550259 is 95205520082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28002550259 - 2⁴ = 28002550243 is a prime.

It is not a weakly prime, because it can be changed into another prime (28002540259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14001275129 + 14001275130.

It is an arithmetic number, because the mean of its divisors is an integer number (14001275130).

Almost surely, 2^28002550259 is an apocalyptic number.

28002550259 is a deficient number, since it is larger than the sum of its proper divisors (1).

28002550259 is an equidigital number, since it uses as much as digits as its factorization.

28002550259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 28002550259 in words is "twenty-eight billion, two million, five hundred fifty thousand, two hundred fifty-nine".