564663545 has 4 divisors (see below), whose sum is σ = 677596260. Its totient is φ = 451730832.

The previous prime is 564663529. The next prime is 564663557. The reversal of 564663545 is 545366465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81938704 + 482724841 = 9052^2 + 21971^2 .

It is a cyclic number.

It is not a de Polignac number, because 564663545 - 2⁴ = 564663529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 564663496 and 564663505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56466350 + ... + 56466359.

It is an arithmetic number, because the mean of its divisors is an integer number (169399065).

Almost surely, 2^564663545 is an apocalyptic number.

It is an amenable number.

564663545 is a deficient number, since it is larger than the sum of its proper divisors (112932715).

564663545 is a wasteful number, since it uses less digits than its factorization.

564663545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112932714.

The product of its digits is 1296000, while the sum is 44.

The square root of 564663545 is about 23762.6502099408. The cubic root of 564663545 is about 826.5388090463.

The spelling of 564663545 in words is "five hundred sixty-four million, six hundred sixty-three thousand, five hundred forty-five".