6981634214 has 16 divisors (see below), whose sum is σ = 10520545200. Its totient is φ = 3474822240.

The previous prime is 6981634213. The next prime is 6981634237. The reversal of 6981634214 is 4124361896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6981634213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394937 + ... + 412235.

It is an arithmetic number, because the mean of its divisors is an integer number (657534075).

Almost surely, 2^6981634214 is an apocalyptic number.

6981634214 is a deficient number, since it is larger than the sum of its proper divisors (3538910986).

6981634214 is a wasteful number, since it uses less digits than its factorization.

6981634214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18215.

The product of its digits is 248832, while the sum is 44.

The square root of 6981634214 is about 83556.1740028826. The cubic root of 6981634214 is about 1911.2567420529.

The spelling of 6981634214 in words is "six billion, nine hundred eighty-one million, six hundred thirty-four thousand, two hundred fourteen".