268918968316 has 6 divisors (see below), whose sum is σ = 470608194560. Its totient is φ = 134459484156.

The previous prime is 268918968287. The next prime is 268918968337. The reversal of 268918968316 is 613869819862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33614871036 + ... + 33614871043.

Almost surely, 2^268918968316 is an apocalyptic number.

It is an amenable number.

268918968316 is a deficient number, since it is larger than the sum of its proper divisors (201689226244).

268918968316 is a wasteful number, since it uses less digits than its factorization.

268918968316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67229742083 (or 67229742081 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 67.

The spelling of 268918968316 in words is "two hundred sixty-eight billion, nine hundred eighteen million, nine hundred sixty-eight thousand, three hundred sixteen".