566746134505 has 4 divisors (see below), whose sum is σ = 680095361412. Its totient is φ = 453396907600.

The previous prime is 566746134481. The next prime is 566746134511. The reversal of 566746134505 is 505431647665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 362553311376 + 204192823129 = 602124^2 + 451877^2 .

It is not a de Polignac number, because 566746134505 - 2⁵ = 566746134473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56674613446 + ... + 56674613455.

It is an arithmetic number, because the mean of its divisors is an integer number (170023840353).

Almost surely, 2^566746134505 is an apocalyptic number.

It is an amenable number.

566746134505 is a deficient number, since it is larger than the sum of its proper divisors (113349226907).

566746134505 is a wasteful number, since it uses less digits than its factorization.

566746134505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113349226906.

The product of its (nonzero) digits is 9072000, while the sum is 52.

The spelling of 566746134505 in words is "five hundred sixty-six billion, seven hundred forty-six million, one hundred thirty-four thousand, five hundred five".