566135642061 has 32 divisors (see below), whose sum is σ = 915039590400. Its totient is φ = 343085174640.

The previous prime is 566135642053. The next prime is 566135642069. The reversal of 566135642061 is 160246531665.

566135642061 is a `hidden beast` number, since 5 + 6 + 6 + 1 + 3 + 564 + 20 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (566135642053) and next prime (566135642069).

It is not a de Polignac number, because 566135642061 - 2³ = 566135642053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 566135641998 and 566135642016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566135642069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4031650 + ... + 4169708.

It is an arithmetic number, because the mean of its divisors is an integer number (28594987200).

Almost surely, 2^566135642061 is an apocalyptic number.

It is an amenable number.

566135642061 is a deficient number, since it is larger than the sum of its proper divisors (348903948339).

566135642061 is a wasteful number, since it uses less digits than its factorization.

566135642061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151886 (or 151880 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 566135642061 in words is "five hundred sixty-six billion, one hundred thirty-five million, six hundred forty-two thousand, sixty-one".