6567676566 has 16 divisors (see below), whose sum is σ = 14329476288. Its totient is φ = 1990205000.

The previous prime is 6567676547. The next prime is 6567676567. The reversal of 6567676566 is 6656767656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6567676567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49755060 + ... + 49755191.

It is an arithmetic number, because the mean of its divisors is an integer number (895592268).

Almost surely, 2^6567676566 is an apocalyptic number.

6567676566 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6567676566 is an abundant number, since it is smaller than the sum of its proper divisors (7761799722).

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

6567676566 is a wasteful number, since it uses less digits than its factorization.

6567676566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99510267.

The product of its digits is 57153600, while the sum is 60.

The square root of 6567676566 is about 81041.2028908752. The cubic root of 6567676566 is about 1872.7102422455.

The spelling of 6567676566 in words is "six billion, five hundred sixty-seven million, six hundred seventy-six thousand, five hundred sixty-six".