3566042161 has 4 divisors (see below), whose sum is σ = 3890227824. Its totient is φ = 3241856500.

The previous prime is 3566042131. The next prime is 3566042173. The reversal of 3566042161 is 1612406653.

3566042161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3566042161 - 2¹¹ = 3566040113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3566042131) 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, 162092815 + ... + 162092836.

It is an arithmetic number, because the mean of its divisors is an integer number (972556956).

Almost surely, 2^3566042161 is an apocalyptic number.

It is an amenable number.

3566042161 is a deficient number, since it is larger than the sum of its proper divisors (324185663).

3566042161 is a wasteful number, since it uses less digits than its factorization.

3566042161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324185662.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 3566042161 is about 59716.3475189165. The cubic root of 3566042161 is about 1527.7847047853.

The spelling of 3566042161 in words is "three billion, five hundred sixty-six million, forty-two thousand, one hundred sixty-one".