6981140606 has 16 divisors (see below), whose sum is σ = 11427160320. Its totient is φ = 3172280280.

The previous prime is 6981140591. The next prime is 6981140611. The reversal of 6981140606 is 6060411896.

It is a congruent 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, 28385 + ... + 121523.

It is an arithmetic number, because the mean of its divisors is an integer number (714197520).

Almost surely, 2^6981140606 is an apocalyptic number.

6981140606 is a deficient number, since it is larger than the sum of its proper divisors (4446019714).

6981140606 is a wasteful number, since it uses less digits than its factorization.

6981140606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96559.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 6981140606 is about 83553.2202012586. The cubic root of 6981140606 is about 1911.2116984512.

The spelling of 6981140606 in words is "six billion, nine hundred eighty-one million, one hundred forty thousand, six hundred six".