258018116429 has 2 divisors, whose sum is σ = 258018116430. Its totient is φ = 258018116428.

The previous prime is 258018116417. The next prime is 258018116501. The reversal of 258018116429 is 924611810852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138231522025 + 119786594404 = 371795^2 + 346102^2 .

It is a cyclic number.

It is not a de Polignac number, because 258018116429 - 2²⁰ = 258017067853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258018116129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129009058214 + 129009058215.

It is an arithmetic number, because the mean of its divisors is an integer number (129009058215).

Almost surely, 2^258018116429 is an apocalyptic number.

It is an amenable number.

258018116429 is a deficient number, since it is larger than the sum of its proper divisors (1).

258018116429 is an equidigital number, since it uses as much as digits as its factorization.

258018116429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 47.

The spelling of 258018116429 in words is "two hundred fifty-eight billion, eighteen million, one hundred sixteen thousand, four hundred twenty-nine".