268641109319 has 8 divisors (see below), whose sum is σ = 298030199040. Its totient is φ = 240079881400.

The previous prime is 268641109249. The next prime is 268641109333. The reversal of 268641109319 is 913901146862.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268641109319 is a prime.

It is a super-2 number, since 2×268641109319² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268641102319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206964767 + ... + 206966064.

It is an arithmetic number, because the mean of its divisors is an integer number (37253774880).

Almost surely, 2^268641109319 is an apocalyptic number.

268641109319 is a deficient number, since it is larger than the sum of its proper divisors (29389089721).

268641109319 is a wasteful number, since it uses less digits than its factorization.

268641109319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413930901.

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 268641109319 in words is "two hundred sixty-eight billion, six hundred forty-one million, one hundred nine thousand, three hundred nineteen".