268222067811 has 12 divisors (see below), whose sum is σ = 391785044040.
Its totient is φ = 176805557280.
The previous prime is 268222067791. The next prime is 268222067891. The reversal of 268222067811 is 118760222862.
It is not a de Polignac number, because 268222067811 - 211 = 268222065763 is a prime.
It is not an unprimeable number, because it can be changed into a prime (268222067891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167428705 + ... + 167430306.
It is an arithmetic number, because the mean of its divisors is an integer number (32648753670).
Almost surely, 2268222067811 is an apocalyptic number.
268222067811 is a deficient number, since it is larger than the sum of its proper divisors (123562976229).
268222067811 is a wasteful number, since it uses less digits than its factorization.
268222067811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 334859106 (or 334859103 counting only the distinct ones).
The product of its (nonzero) digits is 258048, while the sum is 45.
The spelling of 268222067811 in words is "two hundred sixty-eight billion, two hundred twenty-two million, sixty-seven thousand, eight hundred eleven".