268713939398 has 8 divisors (see below), whose sum is σ = 403079966280. Its totient is φ = 134353950640.

The previous prime is 268713939349. The next prime is 268713939407. The reversal of 268713939398 is 893939317862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1396583 + ... + 1577298.

It is an arithmetic number, because the mean of its divisors is an integer number (50384995785).

Almost surely, 2^268713939398 is an apocalyptic number.

268713939398 is a deficient number, since it is larger than the sum of its proper divisors (134366026882).

268713939398 is a wasteful number, since it uses less digits than its factorization.

268713939398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019062.

The product of its digits is 105815808, while the sum is 68.

The spelling of 268713939398 in words is "two hundred sixty-eight billion, seven hundred thirteen million, nine hundred thirty-nine thousand, three hundred ninety-eight".