226642623373 has 2 divisors, whose sum is σ = 226642623374. Its totient is φ = 226642623372.

The previous prime is 226642623371. The next prime is 226642623421. The reversal of 226642623373 is 373326246622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127239883849 + 99402739524 = 356707^2 + 315282^2 .

It is a cyclic number.

It is not a de Polignac number, because 226642623373 - 2¹ = 226642623371 is a prime.

Together with 226642623371, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226642623371) 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, 113321311686 + 113321311687.

It is an arithmetic number, because the mean of its divisors is an integer number (113321311687).

Almost surely, 2^226642623373 is an apocalyptic number.

It is an amenable number.

226642623373 is a deficient number, since it is larger than the sum of its proper divisors (1).

226642623373 is an equidigital number, since it uses as much as digits as its factorization.

226642623373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 46.

Adding to 226642623373 its reverse (373326246622), we get a palindrome (599968869995).

The spelling of 226642623373 in words is "two hundred twenty-six billion, six hundred forty-two million, six hundred twenty-three thousand, three hundred seventy-three".