4160565505 has 4 divisors (see below), whose sum is σ = 4992678612. Its totient is φ = 3328452400.

The previous prime is 4160565457. The next prime is 4160565509. The reversal of 4160565505 is 5055650614.

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 786465936 + 3374099569 = 28044^2 + 58087^2 .

It is not a de Polignac number, because 4160565505 - 2⁷ = 4160565377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4160565509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416056546 + ... + 416056555.

It is an arithmetic number, because the mean of its divisors is an integer number (1248169653).

Almost surely, 2^4160565505 is an apocalyptic number.

It is an amenable number.

4160565505 is a deficient number, since it is larger than the sum of its proper divisors (832113107).

4160565505 is an equidigital number, since it uses as much as digits as its factorization.

4160565505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832113106.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 4160565505 is about 64502.4457288249. The cubic root of 4160565505 is about 1608.3631764324.

The spelling of 4160565505 in words is "four billion, one hundred sixty million, five hundred sixty-five thousand, five hundred five".