6566377345 has 32 divisors (see below), whose sum is σ = 9109376640. Its totient is φ = 4498368000.

The previous prime is 6566377343. The next prime is 6566377351. The reversal of 6566377345 is 5437736656.

It is not a de Polignac number, because 6566377345 - 2¹ = 6566377343 is a prime.

It is a super-2 number, since 2×6566377345² = 86234622873858498050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6566377292 and 6566377301.

It is not an unprimeable number, because it can be changed into a prime (6566377343) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 15190 + ... + 115600.

It is an arithmetic number, because the mean of its divisors is an integer number (284668020).

Almost surely, 2^6566377345 is an apocalyptic number.

It is an amenable number.

6566377345 is a deficient number, since it is larger than the sum of its proper divisors (2542999295).

6566377345 is a wasteful number, since it uses less digits than its factorization.

6566377345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100497.

The product of its digits is 9525600, while the sum is 52.

The square root of 6566377345 is about 81033.1866891584. The cubic root of 6566377345 is about 1872.5867472823.

The spelling of 6566377345 in words is "six billion, five hundred sixty-six million, three hundred seventy-seven thousand, three hundred forty-five".