258085204567 has 4 divisors (see below), whose sum is σ = 264379965696. Its totient is φ = 251790443440.

The previous prime is 258085204513. The next prime is 258085204607. The reversal of 258085204567 is 765402580852.

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 258085204567 - 2⁷ = 258085204439 is a prime.

It is a super-3 number, since 3×258085204567³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258085204667) 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, 3147380503 + ... + 3147380584.

It is an arithmetic number, because the mean of its divisors is an integer number (66094991424).

Almost surely, 2^258085204567 is an apocalyptic number.

258085204567 is a deficient number, since it is larger than the sum of its proper divisors (6294761129).

258085204567 is an equidigital number, since it uses as much as digits as its factorization.

258085204567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6294761128.

The product of its (nonzero) digits is 5376000, while the sum is 52.

The spelling of 258085204567 in words is "two hundred fifty-eight billion, eighty-five million, two hundred four thousand, five hundred sixty-seven".