54560565 has 48 divisors (see below), whose sum is σ = 101610288. Its totient is φ = 26984448.

The previous prime is 54560551. The next prime is 54560603. The reversal of 54560565 is 56506545.

It is a happy number.

54560565 is a `hidden beast` number, since 5 + 45 + 605 + 6 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 7322436 + 47238129 = 2706^2 + 6873^2 .

It is not a de Polignac number, because 54560565 - 2⁴ = 54560549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55357 + ... + 56333.

It is an arithmetic number, because the mean of its divisors is an integer number (2116881).

Almost surely, 2^54560565 is an apocalyptic number.

It is an amenable number.

54560565 is a deficient number, since it is larger than the sum of its proper divisors (47049723).

54560565 is a wasteful number, since it uses less digits than its factorization.

54560565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078 (or 1075 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 54560565 is about 7386.5123705305. The cubic root of 54560565 is about 379.2797182249.

The spelling of 54560565 in words is "fifty-four million, five hundred sixty thousand, five hundred sixty-five".