223052546065 has 8 divisors (see below), whose sum is σ = 272713301928. Its totient is φ = 175075205760.

The previous prime is 223052546047. The next prime is 223052546071. The reversal of 223052546065 is 560645250322.

It can be written as a sum of positive squares in 4 ways, for example, as 112297371664 + 110755174401 = 335108^2 + 332799^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223052546065 - 2⁵ = 223052546033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420853596 + ... + 420854125.

It is an arithmetic number, because the mean of its divisors is an integer number (34089162741).

Almost surely, 2^223052546065 is an apocalyptic number.

It is an amenable number.

223052546065 is a deficient number, since it is larger than the sum of its proper divisors (49660755863).

223052546065 is an equidigital number, since it uses as much as digits as its factorization.

223052546065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841707779.

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 223052546065 its reverse (560645250322), we get a palindrome (783697796387).

The spelling of 223052546065 in words is "two hundred twenty-three billion, fifty-two million, five hundred forty-six thousand, sixty-five".