258603036823 has 2 divisors, whose sum is σ = 258603036824. Its totient is φ = 258603036822.

The previous prime is 258603036749. The next prime is 258603036959. The reversal of 258603036823 is 328630306852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 258603036823 - 2⁹ = 258603036311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258603036323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129301518411 + 129301518412.

It is an arithmetic number, because the mean of its divisors is an integer number (129301518412).

Almost surely, 2^258603036823 is an apocalyptic number.

258603036823 is a deficient number, since it is larger than the sum of its proper divisors (1).

258603036823 is an equidigital number, since it uses as much as digits as its factorization.

258603036823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 258603036823 in words is "two hundred fifty-eight billion, six hundred three million, thirty-six thousand, eight hundred twenty-three".