566550015061 has 4 divisors (see below), whose sum is σ = 566562937824. Its totient is φ = 566537092300.

The previous prime is 566550015013. The next prime is 566550015077. The reversal of 566550015061 is 160510055665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 566550015061 - 2²¹ = 566547917909 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 (566550015001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6395395 + ... + 6483376.

It is an arithmetic number, because the mean of its divisors is an integer number (141640734456).

Almost surely, 2^566550015061 is an apocalyptic number.

It is an amenable number.

566550015061 is a deficient number, since it is larger than the sum of its proper divisors (12922763).

566550015061 is a wasteful number, since it uses less digits than its factorization.

566550015061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12922762.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 566550015061 in words is "five hundred sixty-six billion, five hundred fifty million, fifteen thousand, sixty-one".