268355077 has 2 divisors, whose sum is σ = 268355078. Its totient is φ = 268355076.

The previous prime is 268355063. The next prime is 268355093. The reversal of 268355077 is 770553862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 170067681 + 98287396 = 13041^2 + 9914^2 .

It is a cyclic number.

It is not a de Polignac number, because 268355077 - 2⁷ = 268354949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268355977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134177538 + 134177539.

It is an arithmetic number, because the mean of its divisors is an integer number (134177539).

Almost surely, 2^268355077 is an apocalyptic number.

It is an amenable number.

268355077 is a deficient number, since it is larger than the sum of its proper divisors (1).

268355077 is an equidigital number, since it uses as much as digits as its factorization.

268355077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 43.

The square root of 268355077 is about 16381.5468439339. The cubic root of 268355077 is about 645.0151846274.

The spelling of 268355077 in words is "two hundred sixty-eight million, three hundred fifty-five thousand, seventy-seven".