6896886986 has 24 divisors (see below), whose sum is σ = 11376107652. Its totient is φ = 3133627200.

The previous prime is 6896886949. The next prime is 6896887001.

6896886986 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 6815328025 + 81558961 = 82555^2 + 9031^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 782846 + ... + 791606.

Almost surely, 2^6896886986 is an apocalyptic number.

6896886986 is a deficient number, since it is larger than the sum of its proper divisors (4479220666).

6896886986 is a wasteful number, since it uses less digits than its factorization.

6896886986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12038 (or 12027 counting only the distinct ones).

The product of its digits is 429981696, while the sum is 74.

The square root of 6896886986 is about 83047.4983729191. The cubic root of 6896886986 is about 1903.4919151095.

The spelling of 6896886986 in words is "six billion, eight hundred ninety-six million, eight hundred eighty-six thousand, nine hundred eighty-six".