258350873853 has 4 divisors (see below), whose sum is σ = 344467831808. Its totient is φ = 172233915900.

The previous prime is 258350873831. The next prime is 258350873857. The reversal of 258350873853 is 358378053852.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 258350873853 - 2⁸ = 258350873597 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 258350873793 and 258350873802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258350873857) 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, 43058478973 + ... + 43058478978.

It is an arithmetic number, because the mean of its divisors is an integer number (86116957952).

Almost surely, 2^258350873853 is an apocalyptic number.

It is an amenable number.

258350873853 is a deficient number, since it is larger than the sum of its proper divisors (86116957955).

258350873853 is an equidigital number, since it uses as much as digits as its factorization.

258350873853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86116957954.

The product of its (nonzero) digits is 24192000, while the sum is 57.

The spelling of 258350873853 in words is "two hundred fifty-eight billion, three hundred fifty million, eight hundred seventy-three thousand, eight hundred fifty-three".