226879206779 has 2 divisors, whose sum is σ = 226879206780. Its totient is φ = 226879206778.

The previous prime is 226879206689. The next prime is 226879206787. The reversal of 226879206779 is 977602978622.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226879206779 is a prime.

It is not a weakly prime, because it can be changed into another prime (226879206979) 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 as a sum of consecutive naturals, namely, 113439603389 + 113439603390.

It is an arithmetic number, because the mean of its divisors is an integer number (113439603390).

Almost surely, 2^226879206779 is an apocalyptic number.

226879206779 is a deficient number, since it is larger than the sum of its proper divisors (1).

226879206779 is an equidigital number, since it uses as much as digits as its factorization.

226879206779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64012032, while the sum is 65.

The spelling of 226879206779 in words is "two hundred twenty-six billion, eight hundred seventy-nine million, two hundred six thousand, seven hundred seventy-nine".