268802080875329 has 2 divisors, whose sum is σ = 268802080875330. Its totient is φ = 268802080875328.

The previous prime is 268802080875323. The next prime is 268802080875373. The reversal of 268802080875329 is 923578080208862.

268802080875329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 232058455906225 + 36743624969104 = 15233465^2 + 6061652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268802080875329 is a prime.

It is not a weakly prime, because it can be changed into another prime (268802080875323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134401040437664 + 134401040437665.

It is an arithmetic number, because the mean of its divisors is an integer number (134401040437665).

Almost surely, 2^{268802080875329} is an apocalyptic number.

It is an amenable number.

268802080875329 is a deficient number, since it is larger than the sum of its proper divisors (1).

268802080875329 is an equidigital number, since it uses as much as digits as its factorization.

268802080875329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 185794560, while the sum is 68.

The spelling of 268802080875329 in words is "two hundred sixty-eight trillion, eight hundred two billion, eighty million, eight hundred seventy-five thousand, three hundred twenty-nine".