226564407349 has 4 divisors (see below), whose sum is σ = 258930751264. Its totient is φ = 194198063436.

The previous prime is 226564407331. The next prime is 226564407397. The reversal of 226564407349 is 943704465622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226564407349 - 2²⁷ = 226430189621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 226564407296 and 226564407305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226564405349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16183171947 + ... + 16183171960.

It is an arithmetic number, because the mean of its divisors is an integer number (64732687816).

Almost surely, 2^226564407349 is an apocalyptic number.

It is an amenable number.

226564407349 is a deficient number, since it is larger than the sum of its proper divisors (32366343915).

226564407349 is an equidigital number, since it uses as much as digits as its factorization.

226564407349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32366343914.

The product of its (nonzero) digits is 8709120, while the sum is 52.

The spelling of 226564407349 in words is "two hundred twenty-six billion, five hundred sixty-four million, four hundred seven thousand, three hundred forty-nine".