258450302863 has 2 divisors, whose sum is σ = 258450302864. Its totient is φ = 258450302862.

The previous prime is 258450302849. The next prime is 258450302909. The reversal of 258450302863 is 368203054852.

It is an a-pointer prime, because the next prime (258450302909) can be obtained adding 258450302863 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 258450302863 - 2²⁵ = 258416748431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258450342863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129225151431 + 129225151432.

It is an arithmetic number, because the mean of its divisors is an integer number (129225151432).

Almost surely, 2^258450302863 is an apocalyptic number.

258450302863 is a deficient number, since it is larger than the sum of its proper divisors (1).

258450302863 is an equidigital number, since it uses as much as digits as its factorization.

258450302863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 258450302863 in words is "two hundred fifty-eight billion, four hundred fifty million, three hundred two thousand, eight hundred sixty-three".