268206011632063 has 2 divisors, whose sum is σ = 268206011632064. Its totient is φ = 268206011632062.

The previous prime is 268206011632061. The next prime is 268206011632123. The reversal of 268206011632063 is 360236110602862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268206011632063 - 2¹ = 268206011632061 is a prime.

Together with 268206011632061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268206011632061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134103005816031 + 134103005816032.

It is an arithmetic number, because the mean of its divisors is an integer number (134103005816032).

Almost surely, 2^{268206011632063} is an apocalyptic number.

268206011632063 is a deficient number, since it is larger than the sum of its proper divisors (1).

268206011632063 is an equidigital number, since it uses as much as digits as its factorization.

268206011632063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 268206011632063 in words is "two hundred sixty-eight trillion, two hundred six billion, eleven million, six hundred thirty-two thousand, sixty-three".