6896612166986 has 4 divisors (see below), whose sum is σ = 10344918250482. Its totient is φ = 3448306083492.

The previous prime is 6896612166967. The next prime is 6896612166989.

6896612166986 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 6868430151361 + 28182015625 = 2620769^2 + 167875^2 .

It is not an unprimeable number, because it can be changed into a prime (6896612166989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1724153041745 + ... + 1724153041748.

Almost surely, 2^{6896612166986} is an apocalyptic number.

6896612166986 is a deficient number, since it is larger than the sum of its proper divisors (3448306083496).

6896612166986 is a wasteful number, since it uses less digits than its factorization.

6896612166986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448306083495.

The product of its digits is 483729408, while the sum is 74.

The spelling of 6896612166986 in words is "six trillion, eight hundred ninety-six billion, six hundred twelve million, one hundred sixty-six thousand, nine hundred eighty-six".