1306055064609 has 6 divisors (see below), whose sum is σ = 1886523982226. Its totient is φ = 870703376400.

The previous prime is 1306055064599. The next prime is 1306055064641. The reversal of 1306055064609 is 9064605506031.

1306055064609 is a `hidden beast` number, since 1 + 30 + 6 + 0 + 5 + 5 + 0 + 6 + 4 + 609 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1061163696384 + 244891368225 = 1030128^2 + 494865^2 .

It is not a de Polignac number, because 1306055064609 - 2²⁸ = 1305786629153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1306055064649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72558614692 + ... + 72558614709.

Almost surely, 2^{1306055064609} is an apocalyptic number.

It is an amenable number.

1306055064609 is a deficient number, since it is larger than the sum of its proper divisors (580468917617).

1306055064609 is a wasteful number, since it uses less digits than its factorization.

1306055064609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145117229407 (or 145117229404 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 1306055064609 in words is "one trillion, three hundred six billion, fifty-five million, sixty-four thousand, six hundred nine".