268203158029 has 2 divisors, whose sum is σ = 268203158030. Its totient is φ = 268203158028.

The previous prime is 268203158017. The next prime is 268203158141. The reversal of 268203158029 is 920851302862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264918148804 + 3285009225 = 514702^2 + 57315^2 .

It is a cyclic number.

It is not a de Polignac number, because 268203158029 - 2²⁹ = 267666287117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 268203158029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268203158009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134101579014 + 134101579015.

It is an arithmetic number, because the mean of its divisors is an integer number (134101579015).

Almost surely, 2^268203158029 is an apocalyptic number.

It is an amenable number.

268203158029 is a deficient number, since it is larger than the sum of its proper divisors (1).

268203158029 is an equidigital number, since it uses as much as digits as its factorization.

268203158029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 268203158029 in words is "two hundred sixty-eight billion, two hundred three million, one hundred fifty-eight thousand, twenty-nine".