26943350194 has 16 divisors (see below), whose sum is σ = 41205616920. Its totient is φ = 13208490880.

The previous prime is 26943350173. The next prime is 26943350249. The reversal of 26943350194 is 49105334962.

It can be written as a sum of positive squares in 4 ways, for example, as 25848600625 + 1094749569 = 160775^2 + 33087^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71172 + ... + 242800.

Almost surely, 2^26943350194 is an apocalyptic number.

26943350194 is a deficient number, since it is larger than the sum of its proper divisors (14262266726).

26943350194 is a wasteful number, since it uses less digits than its factorization.

26943350194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173165.

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 26943350194 in words is "twenty-six billion, nine hundred forty-three million, three hundred fifty thousand, one hundred ninety-four".