561223536022 has 8 divisors (see below), whose sum is σ = 844220107656. Its totient is φ = 279816833472.

The previous prime is 561223536011. The next prime is 561223536031. The reversal of 561223536022 is 220635322165.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397466388 + ... + 397467799.

It is an arithmetic number, because the mean of its divisors is an integer number (105527513457).

Almost surely, 2^561223536022 is an apocalyptic number.

561223536022 is a deficient number, since it is larger than the sum of its proper divisors (282996571634).

561223536022 is a wasteful number, since it uses less digits than its factorization.

561223536022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794934542.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 561223536022 its reverse (220635322165), we get a palindrome (781858858187).

The spelling of 561223536022 in words is "five hundred sixty-one billion, two hundred twenty-three million, five hundred thirty-six thousand, twenty-two".