566520263 has 8 divisors (see below), whose sum is σ = 570190320. Its totient is φ = 562862080.

The previous prime is 566520259. The next prime is 566520277. The reversal of 566520263 is 362025665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 566520263 - 2² = 566520259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566520463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105053 + ... + 110313.

It is an arithmetic number, because the mean of its divisors is an integer number (71273790).

Almost surely, 2^566520263 is an apocalyptic number.

566520263 is a deficient number, since it is larger than the sum of its proper divisors (3670057).

566520263 is a wasteful number, since it uses less digits than its factorization.

566520263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5937.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 566520263 is about 23801.6861377508. The cubic root of 566520263 is about 827.4437553007.

The spelling of 566520263 in words is "five hundred sixty-six million, five hundred twenty thousand, two hundred sixty-three".