26828866696 has 32 divisors (see below), whose sum is σ = 51518977560. Its totient is φ = 13093097472.

The previous prime is 26828866681. The next prime is 26828866721. The reversal of 26828866696 is 69666882862.

It can be written as a sum of positive squares in 4 ways, for example, as 14011456900 + 12817409796 = 118370^2 + 113214^2 .

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, 82095 + ... + 245758.

Almost surely, 2^26828866696 is an apocalyptic number.

It is an amenable number.

26828866696 is a deficient number, since it is larger than the sum of its proper divisors (24690110864).

26828866696 is a wasteful number, since it uses less digits than its factorization.

26828866696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328105 (or 328101 counting only the distinct ones).

The product of its digits is 143327232, while the sum is 67.

The spelling of 26828866696 in words is "twenty-six billion, eight hundred twenty-eight million, eight hundred sixty-six thousand, six hundred ninety-six".