226354732889 has 2 divisors, whose sum is σ = 226354732890. Its totient is φ = 226354732888.

The previous prime is 226354732823. The next prime is 226354732957. The reversal of 226354732889 is 988237453622.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225962376025 + 392356864 = 475355^2 + 19808^2 .

It is a cyclic number.

It is not a de Polignac number, because 226354732889 - 2²⁴ = 226337955673 is a prime.

It is not a weakly prime, because it can be changed into another prime (226354732819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113177366444 + 113177366445.

It is an arithmetic number, because the mean of its divisors is an integer number (113177366445).

Almost surely, 2^226354732889 is an apocalyptic number.

It is an amenable number.

226354732889 is a deficient number, since it is larger than the sum of its proper divisors (1).

226354732889 is an equidigital number, since it uses as much as digits as its factorization.

226354732889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34836480, while the sum is 59.

The spelling of 226354732889 in words is "two hundred twenty-six billion, three hundred fifty-four million, seven hundred thirty-two thousand, eight hundred eighty-nine".