2681118862 has 4 divisors (see below), whose sum is σ = 4021678296. Its totient is φ = 1340559430.

The previous prime is 2681118821. The next prime is 2681118893. The reversal of 2681118862 is 2688111862.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 670279714 + ... + 670279717.

It is an arithmetic number, because the mean of its divisors is an integer number (1005419574).

Almost surely, 2^2681118862 is an apocalyptic number.

2681118862 is a deficient number, since it is larger than the sum of its proper divisors (1340559434).

2681118862 is a wasteful number, since it uses less digits than its factorization.

2681118862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340559433.

The product of its digits is 73728, while the sum is 43.

The square root of 2681118862 is about 51779.5216470759. The cubic root of 2681118862 is about 1389.2231848104.

The spelling of 2681118862 in words is "two billion, six hundred eighty-one million, one hundred eighteen thousand, eight hundred sixty-two".