566161505 has 32 divisors (see below), whose sum is σ = 839075328. Its totient is φ = 357120000.

The previous prime is 566161471. The next prime is 566161511. The reversal of 566161505 is 505161665.

566161505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 566161505 - 2⁶ = 566161441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139505 + ... + 143505.

It is an arithmetic number, because the mean of its divisors is an integer number (26221104).

Almost surely, 2^566161505 is an apocalyptic number.

It is an amenable number.

566161505 is a deficient number, since it is larger than the sum of its proper divisors (272913823).

566161505 is a wasteful number, since it uses less digits than its factorization.

566161505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4337.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 566161505 is about 23794.1485453882. The cubic root of 566161505 is about 827.2690544292.

The spelling of 566161505 in words is "five hundred sixty-six million, one hundred sixty-one thousand, five hundred five".