2681616268 has 12 divisors (see below), whose sum is σ = 4697941360. Its totient is φ = 1339347312.

The previous prime is 2681616239. The next prime is 2681616277. The reversal of 2681616268 is 8626161862.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 361071 + ... + 368422.

Almost surely, 2^2681616268 is an apocalyptic number.

It is an amenable number.

2681616268 is a deficient number, since it is larger than the sum of its proper divisors (2016325092).

2681616268 is a wasteful number, since it uses less digits than its factorization.

2681616268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730416 (or 730414 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 2681616268 is about 51784.3245393816. The cubic root of 2681616268 is about 1389.3090898939.

The spelling of 2681616268 in words is "two billion, six hundred eighty-one million, six hundred sixteen thousand, two hundred sixty-eight".