5682881261 has 12 divisors (see below), whose sum is σ = 6067536948. Its totient is φ = 5321390592.

The previous prime is 5682881257. The next prime is 5682881273. The reversal of 5682881261 is 1621882865.

It can be written as a sum of positive squares in 6 ways, for example, as 2362932100 + 3319949161 = 48610^2 + 57619^2 .

It is not a de Polignac number, because 5682881261 - 2² = 5682881257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5682881201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7025 + ... + 106841.

It is an arithmetic number, because the mean of its divisors is an integer number (505628079).

Almost surely, 2^5682881261 is an apocalyptic number.

It is an amenable number.

5682881261 is a deficient number, since it is larger than the sum of its proper divisors (384655687).

5682881261 is a wasteful number, since it uses less digits than its factorization.

5682881261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100048 (or 100031 counting only the distinct ones).

The product of its digits is 368640, while the sum is 47.

The square root of 5682881261 is about 75384.8874841636. The cubic root of 5682881261 is about 1784.5259209634.

The spelling of 5682881261 in words is "five billion, six hundred eighty-two million, eight hundred eighty-one thousand, two hundred sixty-one".