268427367979 has 2 divisors, whose sum is σ = 268427367980. Its totient is φ = 268427367978.

The previous prime is 268427367931. The next prime is 268427367983. The reversal of 268427367979 is 979763724862.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268427367979 - 2⁷ = 268427367851 is a prime.

It is not a weakly prime, because it can be changed into another prime (268427367919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134213683989 + 134213683990.

It is an arithmetic number, because the mean of its divisors is an integer number (134213683990).

Almost surely, 2^268427367979 is an apocalyptic number.

268427367979 is a deficient number, since it is larger than the sum of its proper divisors (1).

268427367979 is an equidigital number, since it uses as much as digits as its factorization.

268427367979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384072192, while the sum is 70.

The spelling of 268427367979 in words is "two hundred sixty-eight billion, four hundred twenty-seven million, three hundred sixty-seven thousand, nine hundred seventy-nine".