258273312365 has 32 divisors (see below), whose sum is σ = 319661959680. Its totient is φ = 200257634304.

The previous prime is 258273312331. The next prime is 258273312431. The reversal of 258273312365 is 563213372852.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 258273312365 - 2¹² = 258273308269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5122157 + ... + 5172333.

It is an arithmetic number, because the mean of its divisors is an integer number (9989436240).

Almost surely, 2^258273312365 is an apocalyptic number.

It is an amenable number.

258273312365 is a deficient number, since it is larger than the sum of its proper divisors (61388647315).

258273312365 is a wasteful number, since it uses less digits than its factorization.

258273312365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50501.

The product of its digits is 1814400, while the sum is 47.

The spelling of 258273312365 in words is "two hundred fifty-eight billion, two hundred seventy-three million, three hundred twelve thousand, three hundred sixty-five".