566566056551 has 8 divisors (see below), whose sum is σ = 634776712464. Its totient is φ = 501139509120.

The previous prime is 566566056541. The next prime is 566566056583. The reversal of 566566056551 is 155650665665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 566566056551 - 2³⁸ = 291688149607 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 (566566056521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696026690 + ... + 696027503.

It is an arithmetic number, because the mean of its divisors is an integer number (79347089058).

Almost surely, 2^566566056551 is an apocalyptic number.

566566056551 is a deficient number, since it is larger than the sum of its proper divisors (68210655913).

566566056551 is a wasteful number, since it uses less digits than its factorization.

566566056551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1392054241.

The product of its (nonzero) digits is 24300000, while the sum is 56.

The spelling of 566566056551 in words is "five hundred sixty-six billion, five hundred sixty-six million, fifty-six thousand, five hundred fifty-one".