6476634865 has 8 divisors (see below), whose sum is σ = 7772402088. Its totient is φ = 5181014400.

The previous prime is 6476634841. The next prime is 6476634877. The reversal of 6476634865 is 5684366746.

It can be written as a sum of positive squares in 4 ways, for example, as 119443041 + 6357191824 = 10929^2 + 79732^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6476634865 - 2⁵ = 6476634833 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125965 + ... + 169765.

It is an arithmetic number, because the mean of its divisors is an integer number (971550261).

Almost surely, 2^6476634865 is an apocalyptic number.

It is an amenable number.

6476634865 is a deficient number, since it is larger than the sum of its proper divisors (1295767223).

6476634865 is a wasteful number, since it uses less digits than its factorization.

6476634865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73379.

The product of its digits is 17418240, while the sum is 55.

The square root of 6476634865 is about 80477.5426128308. The cubic root of 6476634865 is about 1864.0167237144.

The spelling of 6476634865 in words is "six billion, four hundred seventy-six million, six hundred thirty-four thousand, eight hundred sixty-five".