26744012773121 has 4 divisors (see below), whose sum is σ = 30564586026432. Its totient is φ = 22923439519812.

The previous prime is 26744012773117. The next prime is 26744012773267. The reversal of 26744012773121 is 12137721044762.

It is a happy number.

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 26744012773121 - 2² = 26744012773117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26744012773321) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1910286626645 + ... + 1910286626658.

It is an arithmetic number, because the mean of its divisors is an integer number (7641146506608).

Almost surely, 2^{26744012773121} is an apocalyptic number.

It is an amenable number.

26744012773121 is a deficient number, since it is larger than the sum of its proper divisors (3820573253311).

26744012773121 is an equidigital number, since it uses as much as digits as its factorization.

26744012773121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3820573253310.

The product of its (nonzero) digits is 790272, while the sum is 47.

The spelling of 26744012773121 in words is "twenty-six trillion, seven hundred forty-four billion, twelve million, seven hundred seventy-three thousand, one hundred twenty-one".