566345251 has 4 divisors (see below), whose sum is σ = 568840392. Its totient is φ = 563850112.

The previous prime is 566345237. The next prime is 566345257. The reversal of 566345251 is 152543665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 152543665 = 5 ⋅30508733.

It is a cyclic number.

It is not a de Polignac number, because 566345251 - 2⁹ = 566344739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 566345251.

It is not an unprimeable number, because it can be changed into a prime (566345257) 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, 1247230 + ... + 1247683.

It is an arithmetic number, because the mean of its divisors is an integer number (142210098).

Almost surely, 2^566345251 is an apocalyptic number.

566345251 is a deficient number, since it is larger than the sum of its proper divisors (2495141).

566345251 is a wasteful number, since it uses less digits than its factorization.

566345251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2495140.

The product of its digits is 108000, while the sum is 37.

The square root of 566345251 is about 23798.0093915437. The cubic root of 566345251 is about 827.3585406370.

The spelling of 566345251 in words is "five hundred sixty-six million, three hundred forty-five thousand, two hundred fifty-one".