258773532863 has 4 divisors (see below), whose sum is σ = 258777420648. Its totient is φ = 258769645080.

The previous prime is 258773532817. The next prime is 258773532869. The reversal of 258773532863 is 368235377852.

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 258773532863 - 2⁸ = 258773532607 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 (258773532869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1842281 + ... + 1977762.

It is an arithmetic number, because the mean of its divisors is an integer number (64694355162).

Almost surely, 2^258773532863 is an apocalyptic number.

258773532863 is a deficient number, since it is larger than the sum of its proper divisors (3887785).

258773532863 is an equidigital number, since it uses as much as digits as its factorization.

258773532863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887784.

The product of its digits is 50803200, while the sum is 59.

The spelling of 258773532863 in words is "two hundred fifty-eight billion, seven hundred seventy-three million, five hundred thirty-two thousand, eight hundred sixty-three".