6566360878 has 32 divisors (see below), whose sum is σ = 12283810560. Its totient is φ = 2557517760.

The previous prime is 6566360869. The next prime is 6566360893. The reversal of 6566360878 is 8780636656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 793450 + ... + 801682.

It is an arithmetic number, because the mean of its divisors is an integer number (383869080).

Almost surely, 2^6566360878 is an apocalyptic number.

6566360878 is a deficient number, since it is larger than the sum of its proper divisors (5717449682).

6566360878 is a wasteful number, since it uses less digits than its factorization.

6566360878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13432.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The square root of 6566360878 is about 81033.0850825760. The cubic root of 6566360878 is about 1872.5851819386.

The spelling of 6566360878 in words is "six billion, five hundred sixty-six million, three hundred sixty thousand, eight hundred seventy-eight".