226255423106665 has 4 divisors (see below), whose sum is σ = 271506507728004. Its totient is φ = 181004338485328.

The previous prime is 226255423106659. The next prime is 226255423106681. The reversal of 226255423106665 is 566601324552622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 137788813769104 + 88466609337561 = 11738348^2 + 9405669^2 .

It is a cyclic number.

It is not a de Polignac number, because 226255423106665 - 2³¹ = 226253275623017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22625542310662 + ... + 22625542310671.

It is an arithmetic number, because the mean of its divisors is an integer number (67876626932001).

Almost surely, 2^{226255423106665} is an apocalyptic number.

It is an amenable number.

226255423106665 is a deficient number, since it is larger than the sum of its proper divisors (45251084621339).

226255423106665 is an equidigital number, since it uses as much as digits as its factorization.

226255423106665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45251084621338.

The product of its (nonzero) digits is 31104000, while the sum is 55.

The spelling of 226255423106665 in words is "two hundred twenty-six trillion, two hundred fifty-five billion, four hundred twenty-three million, one hundred six thousand, six hundred sixty-five".