565064145 has 24 divisors (see below), whose sum is σ = 980155176. Its totient is φ = 301148928.

The previous prime is 565064099. The next prime is 565064147. The reversal of 565064145 is 541460565.

565064145 is a `hidden beast` number, since 5 + 6 + 5 + 0 + 641 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 99022401 + 466041744 = 9951^2 + 21588^2 .

It is not a de Polignac number, because 565064145 - 2⁹ = 565063633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (565064147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72477 + ... + 79893.

It is an arithmetic number, because the mean of its divisors is an integer number (40839799).

Almost surely, 2^565064145 is an apocalyptic number.

It is an amenable number.

565064145 is a deficient number, since it is larger than the sum of its proper divisors (415091031).

565064145 is a wasteful number, since it uses less digits than its factorization.

565064145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9121 (or 9118 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 565064145 is about 23771.0779099308. The cubic root of 565064145 is about 826.7342252243.

The spelling of 565064145 in words is "five hundred sixty-five million, sixty-four thousand, one hundred forty-five".