565150016020 has 24 divisors (see below), whose sum is σ = 1200150037800. Its totient is φ = 223520005632.

The previous prime is 565150015981. The next prime is 565150016027. The reversal of 565150016020 is 20610051565.

It can be written as a sum of positive squares in 4 ways, for example, as 12167413636 + 552982602384 = 110306^2 + 743628^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565150016027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158748225 + ... + 158751784.

It is an arithmetic number, because the mean of its divisors is an integer number (50006251575).

Almost surely, 2^565150016020 is an apocalyptic number.

It is an amenable number.

565150016020 is an abundant number, since it is smaller than the sum of its proper divisors (635000021780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565150016020 is a wasteful number, since it uses less digits than its factorization.

565150016020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317500107 (or 317500105 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 565150016020 its reverse (20610051565), we get a palindrome (585760067585).

The spelling of 565150016020 in words is "five hundred sixty-five billion, one hundred fifty million, sixteen thousand, twenty".