258223894459 has 4 divisors (see below), whose sum is σ = 262077982504. Its totient is φ = 254369806416.

The previous prime is 258223894427. The next prime is 258223894463. The reversal of 258223894459 is 954498322852.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 258223894459 - 2⁵ = 258223894427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 258223894397 and 258223894406.

It is not an unprimeable number, because it can be changed into a prime (258223894499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1927043922 + ... + 1927044055.

It is an arithmetic number, because the mean of its divisors is an integer number (65519495626).

Almost surely, 2^258223894459 is an apocalyptic number.

258223894459 is a deficient number, since it is larger than the sum of its proper divisors (3854088045).

258223894459 is an equidigital number, since it uses as much as digits as its factorization.

258223894459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854088044.

The product of its digits is 49766400, while the sum is 61.

The spelling of 258223894459 in words is "two hundred fifty-eight billion, two hundred twenty-three million, eight hundred ninety-four thousand, four hundred fifty-nine".