6560061066 has 24 divisors (see below), whose sum is σ = 15306809700. Its totient is φ = 2018480256.

The previous prime is 6560061059. The next prime is 6560061071. The reversal of 6560061066 is 6601600656.

It can be written as a sum of positive squares in 2 ways, for example, as 6558570225 + 1490841 = 80985^2 + 1221^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6560061066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14016991 + ... + 14017458.

Almost surely, 2^6560061066 is an apocalyptic number.

6560061066 is an abundant number, since it is smaller than the sum of its proper divisors (8746748634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6560061066 is a wasteful number, since it uses less digits than its factorization.

6560061066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28034470 (or 28034467 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 6560061066 is about 80994.2039037362. The cubic root of 6560061066 is about 1871.9861332662.

The spelling of 6560061066 in words is "six billion, five hundred sixty million, sixty-one thousand, sixty-six".