566356536513 has 16 divisors (see below), whose sum is σ = 839058341760. Its totient is φ = 377565794928.

The previous prime is 566356536481. The next prime is 566356536533. The reversal of 566356536513 is 315635653665.

566356536513 is a `hidden beast` number, since 5 + 6 + 6 + 3 + 56 + 536 + 51 + 3 = 666.

It is not a de Polignac number, because 566356536513 - 2⁵ = 566356536481 is a prime.

It is a super-2 number, since 2×566356536513² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 566356536513.

It is not an unprimeable number, because it can be changed into a prime (566356536533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3542131 + ... + 3698567.

It is an arithmetic number, because the mean of its divisors is an integer number (52441146360).

Almost surely, 2^566356536513 is an apocalyptic number.

It is an amenable number.

566356536513 is a deficient number, since it is larger than the sum of its proper divisors (272701805247).

566356536513 is a wasteful number, since it uses less digits than its factorization.

566356536513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290533 (or 290527 counting only the distinct ones).

The product of its digits is 21870000, while the sum is 54.

The spelling of 566356536513 in words is "five hundred sixty-six billion, three hundred fifty-six million, five hundred thirty-six thousand, five hundred thirteen".