268667385122 has 4 divisors (see below), whose sum is σ = 403001077686. Its totient is φ = 134333692560.

The previous prime is 268667385029. The next prime is 268667385131. The reversal of 268667385122 is 221583766862.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221583766862 = 2 ⋅110791883431.

It can be written as a sum of positive squares in only one way, i.e., 268582026001 + 85359121 = 518249^2 + 9239^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67166846279 + ... + 67166846282.

Almost surely, 2^268667385122 is an apocalyptic number.

268667385122 is a deficient number, since it is larger than the sum of its proper divisors (134333692564).

268667385122 is a wasteful number, since it uses less digits than its factorization.

268667385122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134333692563.

The product of its digits is 11612160, while the sum is 56.

The spelling of 268667385122 in words is "two hundred sixty-eight billion, six hundred sixty-seven million, three hundred eighty-five thousand, one hundred twenty-two".