268213679219 has 2 divisors, whose sum is σ = 268213679220. Its totient is φ = 268213679218.

The previous prime is 268213679207. The next prime is 268213679249. The reversal of 268213679219 is 912976312862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 268213679219 - 2⁸ = 268213678963 is a prime.

It is a super-2 number, since 2×268213679219² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (268213679249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134106839609 + 134106839610.

It is an arithmetic number, because the mean of its divisors is an integer number (134106839610).

Almost surely, 2^268213679219 is an apocalyptic number.

268213679219 is a deficient number, since it is larger than the sum of its proper divisors (1).

268213679219 is an equidigital number, since it uses as much as digits as its factorization.

268213679219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 56.

The spelling of 268213679219 in words is "two hundred sixty-eight billion, two hundred thirteen million, six hundred seventy-nine thousand, two hundred nineteen".