268945713319 has 6 divisors (see below), whose sum is σ = 269554381376. Its totient is φ = 268338416580.

The previous prime is 268945713251. The next prime is 268945713349. The reversal of 268945713319 is 913317549862.

It is a happy number.

It is not a de Polignac number, because 268945713319 - 2⁹ = 268945712807 is a prime.

It is a super-2 number, since 2×268945713319² (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 (268945713349) 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 5 ways as a sum of consecutive naturals, for example, 488967 + ... + 881464.

Almost surely, 2^268945713319 is an apocalyptic number.

268945713319 is a deficient number, since it is larger than the sum of its proper divisors (608668057).

268945713319 is an frugal number, since it uses more digits than its factorization.

268945713319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371317 (or 1370874 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 58.

The spelling of 268945713319 in words is "two hundred sixty-eight billion, nine hundred forty-five million, seven hundred thirteen thousand, three hundred nineteen".