565475213660 has 24 divisors (see below), whose sum is σ = 1357140513120. Its totient is φ = 193877216064.

The previous prime is 565475213579. The next prime is 565475213761. The reversal of 565475213660 is 66312574565.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 565475213599 and 565475213608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2019554195 + ... + 2019554474.

It is an arithmetic number, because the mean of its divisors is an integer number (56547521380).

Almost surely, 2^565475213660 is an apocalyptic number.

It is an amenable number.

565475213660 is an abundant number, since it is smaller than the sum of its proper divisors (791665299460).

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

565475213660 is a wasteful number, since it uses less digits than its factorization.

565475213660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039108685 (or 4039108683 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 565475213660 in words is "five hundred sixty-five billion, four hundred seventy-five million, two hundred thirteen thousand, six hundred sixty".