565660450053 has 16 divisors (see below), whose sum is σ = 874450938240. Its totient is φ = 360711011232.

The previous prime is 565660449997. The next prime is 565660450111. The reversal of 565660450053 is 350054066565.

It is not a de Polignac number, because 565660450053 - 2⁸ = 565660449797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 565660449990 and 565660450008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565660450853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455442576 + ... + 455443817.

It is an arithmetic number, because the mean of its divisors is an integer number (54653183640).

Almost surely, 2^565660450053 is an apocalyptic number.

It is an amenable number.

565660450053 is a deficient number, since it is larger than the sum of its proper divisors (308790488187).

565660450053 is a wasteful number, since it uses less digits than its factorization.

565660450053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910886425 (or 910886419 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 45.

The spelling of 565660450053 in words is "five hundred sixty-five billion, six hundred sixty million, four hundred fifty thousand, fifty-three".