258505683607 has 8 divisors (see below), whose sum is σ = 259109150832. Its totient is φ = 257902382400.

The previous prime is 258505683563. The next prime is 258505683613. The reversal of 258505683607 is 706386505852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 258505683607 - 2⁷ = 258505683479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258505653607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3408732 + ... + 3483742.

It is an arithmetic number, because the mean of its divisors is an integer number (32388643854).

Almost surely, 2^258505683607 is an apocalyptic number.

258505683607 is a deficient number, since it is larger than the sum of its proper divisors (603467225).

258505683607 is an equidigital number, since it uses as much as digits as its factorization.

258505683607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83009.

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 258505683607 in words is "two hundred fifty-eight billion, five hundred five million, six hundred eighty-three thousand, six hundred seven".