6804480665 has 8 divisors (see below), whose sum is σ = 8165979528. Its totient is φ = 5443182720.

The previous prime is 6804480653. The next prime is 6804480677. The reversal of 6804480665 is 5660844086.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6804480653) and next prime (6804480677).

It can be written as a sum of positive squares in 4 ways, for example, as 1800898969 + 5003581696 = 42437^2 + 70736^2 .

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

It is not a de Polignac number, because 6804480665 - 2²⁰ = 6803432089 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, 38549 + ... + 122861.

It is an arithmetic number, because the mean of its divisors is an integer number (1020747441).

Almost surely, 2^6804480665 is an apocalyptic number.

It is an amenable number.

6804480665 is a deficient number, since it is larger than the sum of its proper divisors (1361498863).

6804480665 is a wasteful number, since it uses less digits than its factorization.

6804480665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100459.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The square root of 6804480665 is about 82489.2760605886. The cubic root of 6804480665 is about 1894.9524998362.

The spelling of 6804480665 in words is "six billion, eight hundred four million, four hundred eighty thousand, six hundred sixty-five".