26945676193 has 4 divisors (see below), whose sum is σ = 26950606848. Its totient is φ = 26940745540.

The previous prime is 26945676181. The next prime is 26945676259. The reversal of 26945676193 is 39167654962.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26945676193 - 2²⁹ = 26408805281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26945674193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2457121 + ... + 2468062.

It is an arithmetic number, because the mean of its divisors is an integer number (6737651712).

Almost surely, 2^26945676193 is an apocalyptic number.

It is an amenable number.

26945676193 is a deficient number, since it is larger than the sum of its proper divisors (4930655).

26945676193 is an equidigital number, since it uses as much as digits as its factorization.

26945676193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930654.

The product of its digits is 14696640, while the sum is 58.

The spelling of 26945676193 in words is "twenty-six billion, nine hundred forty-five million, six hundred seventy-six thousand, one hundred ninety-three".