226672334561 has 4 divisors (see below), whose sum is σ = 226888008624. Its totient is φ = 226456660500.

The previous prime is 226672334533. The next prime is 226672334569. The reversal of 226672334561 is 165433276622.

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 a de Polignac number, because none of the positive numbers 2^k-226672334561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226672334569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107835455 + ... + 107837556.

It is an arithmetic number, because the mean of its divisors is an integer number (56722002156).

Almost surely, 2^226672334561 is an apocalyptic number.

It is an amenable number.

226672334561 is a deficient number, since it is larger than the sum of its proper divisors (215674063).

226672334561 is a wasteful number, since it uses less digits than its factorization.

226672334561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215674062.

The product of its digits is 2177280, while the sum is 47.

The spelling of 226672334561 in words is "two hundred twenty-six billion, six hundred seventy-two million, three hundred thirty-four thousand, five hundred sixty-one".