26951686682 has 4 divisors (see below), whose sum is σ = 40427530026. Its totient is φ = 13475843340.

The previous prime is 26951686679. The next prime is 26951686687. The reversal of 26951686682 is 28668615962.

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., 26909449681 + 42237001 = 164041^2 + 6499^2 .

It is not an unprimeable number, because it can be changed into a prime (26951686687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6737921669 + ... + 6737921672.

Almost surely, 2^26951686682 is an apocalyptic number.

26951686682 is a deficient number, since it is larger than the sum of its proper divisors (13475843344).

26951686682 is a wasteful number, since it uses less digits than its factorization.

26951686682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13475843343.

The product of its digits is 14929920, while the sum is 59.

The spelling of 26951686682 in words is "twenty-six billion, nine hundred fifty-one million, six hundred eighty-six thousand, six hundred eighty-two".