566625541 has 4 divisors (see below), whose sum is σ = 568642284. Its totient is φ = 564608800.

The previous prime is 566625529. The next prime is 566625551. The reversal of 566625541 is 145526665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 145526665 = 5 ⋅29105333.

It can be written as a sum of positive squares in 2 ways, for example, as 460102500 + 106523041 = 21450^2 + 10321^2 .

It is a cyclic number.

It is not a de Polignac number, because 566625541 - 2⁵ = 566625509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 566625494 and 566625503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566625551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1007950 + ... + 1008511.

It is an arithmetic number, because the mean of its divisors is an integer number (142160571).

Almost surely, 2^566625541 is an apocalyptic number.

It is an amenable number.

566625541 is a deficient number, since it is larger than the sum of its proper divisors (2016743).

566625541 is a wasteful number, since it uses less digits than its factorization.

566625541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016742.

The product of its digits is 216000, while the sum is 40.

The square root of 566625541 is about 23803.8976010232. The cubic root of 566625541 is about 827.4950074999.

The spelling of 566625541 in words is "five hundred sixty-six million, six hundred twenty-five thousand, five hundred forty-one".