226878944629 has 2 divisors, whose sum is σ = 226878944630. Its totient is φ = 226878944628.

The previous prime is 226878944599. The next prime is 226878944659. The reversal of 226878944629 is 926449878622.

It is a balanced prime because it is at equal distance from previous prime (226878944599) and next prime (226878944659).

It can be written as a sum of positive squares in only one way, i.e., 143993686225 + 82885258404 = 379465^2 + 287898^2 .

It is a cyclic number.

It is not a de Polignac number, because 226878944629 - 2²³ = 226870556021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226878944659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113439472314 + 113439472315.

It is an arithmetic number, because the mean of its divisors is an integer number (113439472315).

Almost surely, 2^226878944629 is an apocalyptic number.

It is an amenable number.

226878944629 is a deficient number, since it is larger than the sum of its proper divisors (1).

226878944629 is an equidigital number, since it uses as much as digits as its factorization.

226878944629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 167215104, while the sum is 67.

The spelling of 226878944629 in words is "two hundred twenty-six billion, eight hundred seventy-eight million, nine hundred forty-four thousand, six hundred twenty-nine".