5660000161 has 4 divisors (see below), whose sum is σ = 5710088772. Its totient is φ = 5609911552.

The previous prime is 5660000153. The next prime is 5660000167. The reversal of 5660000161 is 1610000665.

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 1043613025 + 4616387136 = 32305^2 + 67944^2 .

It is a cyclic number.

It is not a de Polignac number, because 5660000161 - 2³ = 5660000153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5660000167) 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, 25044136 + ... + 25044361.

It is an arithmetic number, because the mean of its divisors is an integer number (1427522193).

Almost surely, 2^5660000161 is an apocalyptic number.

It is an amenable number.

5660000161 is a deficient number, since it is larger than the sum of its proper divisors (50088611).

5660000161 is a wasteful number, since it uses less digits than its factorization.

5660000161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50088610.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 5660000161 is about 75232.9725652257. The cubic root of 5660000161 is about 1782.1276750811.

The spelling of 5660000161 in words is "five billion, six hundred sixty million, one hundred sixty-one", and thus it is an aban number.