268590295399 has 2 divisors, whose sum is σ = 268590295400. Its totient is φ = 268590295398.

The previous prime is 268590295357. The next prime is 268590295447. The reversal of 268590295399 is 993592095862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268590295399 - 2³⁷ = 131151341927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268590295999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134295147699 + 134295147700.

It is an arithmetic number, because the mean of its divisors is an integer number (134295147700).

Almost surely, 2^268590295399 is an apocalyptic number.

268590295399 is a deficient number, since it is larger than the sum of its proper divisors (1).

268590295399 is an equidigital number, since it uses as much as digits as its factorization.

268590295399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94478400, while the sum is 67.

The spelling of 268590295399 in words is "two hundred sixty-eight billion, five hundred ninety million, two hundred ninety-five thousand, three hundred ninety-nine".