268786238697127 has 2 divisors, whose sum is σ = 268786238697128. Its totient is φ = 268786238697126.

The previous prime is 268786238697103. The next prime is 268786238697131. The reversal of 268786238697127 is 721796832687862.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268786238697127 is a prime.

It is a super-2 number, since 2×268786238697127² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268786238667127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134393119348563 + 134393119348564.

It is an arithmetic number, because the mean of its divisors is an integer number (134393119348564).

Almost surely, 2^{268786238697127} is an apocalyptic number.

268786238697127 is a deficient number, since it is larger than the sum of its proper divisors (1).

268786238697127 is an equidigital number, since it uses as much as digits as its factorization.

268786238697127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8193540096, while the sum is 82.

The spelling of 268786238697127 in words is "two hundred sixty-eight trillion, seven hundred eighty-six billion, two hundred thirty-eight million, six hundred ninety-seven thousand, one hundred twenty-seven".