422020560565 has 8 divisors (see below), whose sum is σ = 508442302368. Its totient is φ = 336271362000.

The previous prime is 422020560551. The next prime is 422020560587. The reversal of 422020560565 is 565065020224.

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

It is not a de Polignac number, because 422020560565 - 2²⁷ = 421886342837 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 7 ways as a sum of consecutive naturals, for example, 168134427 + ... + 168136936.

It is an arithmetic number, because the mean of its divisors is an integer number (63555287796).

Almost surely, 2^422020560565 is an apocalyptic number.

It is an amenable number.

422020560565 is a deficient number, since it is larger than the sum of its proper divisors (86421741803).

422020560565 is a wasteful number, since it uses less digits than its factorization.

422020560565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336271619.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 422020560565 its reverse (565065020224), we get a palindrome (987085580789).

The spelling of 422020560565 in words is "four hundred twenty-two billion, twenty million, five hundred sixty thousand, five hundred sixty-five".