565064643513043 has 4 divisors (see below), whose sum is σ = 565081185736480. Its totient is φ = 565048101289608.

The previous prime is 565064643512981. The next prime is 565064643513157. The reversal of 565064643513043 is 340315346460565.

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

It is a cyclic number.

It is not a de Polignac number, because 565064643513043 - 2⁹ = 565064643512531 is a prime.

It is a super-2 number, since 2×565064643513043² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (565064643513443) 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 3 ways as a sum of consecutive naturals, for example, 8271060480 + ... + 8271128797.

It is an arithmetic number, because the mean of its divisors is an integer number (141270296434120).

Almost surely, 2^{565064643513043} is an apocalyptic number.

565064643513043 is a deficient number, since it is larger than the sum of its proper divisors (16542223437).

565064643513043 is a wasteful number, since it uses less digits than its factorization.

565064643513043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16542223436.

The product of its (nonzero) digits is 46656000, while the sum is 55.

The spelling of 565064643513043 in words is "five hundred sixty-five trillion, sixty-four billion, six hundred forty-three million, five hundred thirteen thousand, forty-three".