224230643765 has 4 divisors (see below), whose sum is σ = 269076772524. Its totient is φ = 179384515008.

The previous prime is 224230643717. The next prime is 224230643771. The reversal of 224230643765 is 567346032422.

It is a happy number.

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 93572974609 + 130657669156 = 305897^2 + 361466^2 .

It is a cyclic number.

It is not a de Polignac number, because 224230643765 - 2⁸ = 224230643509 is a prime.

It is a Duffinian number.

It is a congruent 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, 22423064372 + ... + 22423064381.

It is an arithmetic number, because the mean of its divisors is an integer number (67269193131).

Almost surely, 2^224230643765 is an apocalyptic number.

It is an amenable number.

224230643765 is a deficient number, since it is larger than the sum of its proper divisors (44846128759).

224230643765 is an equidigital number, since it uses as much as digits as its factorization.

224230643765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44846128758.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 224230643765 in words is "two hundred twenty-four billion, two hundred thirty million, six hundred forty-three thousand, seven hundred sixty-five".