566545542 has 16 divisors (see below), whose sum is σ = 1138041840. Its totient is φ = 188023392.

The previous prime is 566545523. The next prime is 566545559. The reversal of 566545542 is 245545665.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 566545494 and 566545503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204793 + ... + 207540.

It is an arithmetic number, because the mean of its divisors is an integer number (71127615).

Almost surely, 2^566545542 is an apocalyptic number.

566545542 is an abundant number, since it is smaller than the sum of its proper divisors (571496298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

566545542 is a wasteful number, since it uses less digits than its factorization.

566545542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412567.

The product of its digits is 720000, while the sum is 42.

The square root of 566545542 is about 23802.2171656340. The cubic root of 566545542 is about 827.4560623860.

The spelling of 566545542 in words is "five hundred sixty-six million, five hundred forty-five thousand, five hundred forty-two".