6416560145 has 4 divisors (see below), whose sum is σ = 7699872180. Its totient is φ = 5133248112.

The previous prime is 6416560081. The next prime is 6416560193. The reversal of 6416560145 is 5410656146.

It is a happy number.

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 3753277696 + 2663282449 = 61264^2 + 51607^2 .

It is a cyclic number.

It is not a de Polignac number, because 6416560145 - 2⁶ = 6416560081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6416560099 and 6416560108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641656010 + ... + 641656019.

It is an arithmetic number, because the mean of its divisors is an integer number (1924968045).

Almost surely, 2^6416560145 is an apocalyptic number.

It is an amenable number.

6416560145 is a deficient number, since it is larger than the sum of its proper divisors (1283312035).

6416560145 is a wasteful number, since it uses less digits than its factorization.

6416560145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283312034.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 6416560145 is about 80103.4340399961. The cubic root of 6416560145 is about 1858.2355164093.

The spelling of 6416560145 in words is "six billion, four hundred sixteen million, five hundred sixty thousand, one hundred forty-five".