258468559 has 2 divisors, whose sum is σ = 258468560. Its totient is φ = 258468558.

The previous prime is 258468547. The next prime is 258468593. The reversal of 258468559 is 955864852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 258468559 - 2¹⁷ = 258337487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258468659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129234279 + 129234280.

It is an arithmetic number, because the mean of its divisors is an integer number (129234280).

Almost surely, 2^258468559 is an apocalyptic number.

258468559 is a deficient number, since it is larger than the sum of its proper divisors (1).

258468559 is an equidigital number, since it uses as much as digits as its factorization.

258468559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456000, while the sum is 52.

The square root of 258468559 is about 16076.9573924919. The cubic root of 258468559 is about 636.9948295286.

The spelling of 258468559 in words is "two hundred fifty-eight million, four hundred sixty-eight thousand, five hundred fifty-nine".