6108800661 has 12 divisors (see below), whose sum is σ = 8829800460. Its totient is φ = 4069775040.

The previous prime is 6108800651. The next prime is 6108800669. The reversal of 6108800661 is 1660088016.

It can be written as a sum of positive squares in 2 ways, for example, as 4315701636 + 1793099025 = 65694^2 + 42345^2 .

It is not a de Polignac number, because 6108800661 - 2¹⁰ = 6108799637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6108800669) 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 11 ways as a sum of consecutive naturals, for example, 215826 + ... + 242483.

It is an arithmetic number, because the mean of its divisors is an integer number (735816705).

Almost surely, 2^6108800661 is an apocalyptic number.

It is an amenable number.

6108800661 is a deficient number, since it is larger than the sum of its proper divisors (2720999799).

6108800661 is a wasteful number, since it uses less digits than its factorization.

6108800661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459796 (or 459793 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 6108800661 is about 78158.8169114656. The cubic root of 6108800661 is about 1828.0384150059.

Adding to 6108800661 its reverse (1660088016), we get a palindrome (7768888677).

The spelling of 6108800661 in words is "six billion, one hundred eight million, eight hundred thousand, six hundred sixty-one".