26044305641 has 2 divisors, whose sum is σ = 26044305642. Its totient is φ = 26044305640.

The previous prime is 26044305619. The next prime is 26044305649. The reversal of 26044305641 is 14650344062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20857425241 + 5186880400 = 144421^2 + 72020^2 .

It is a cyclic number.

It is not a de Polignac number, because 26044305641 - 2²² = 26040111337 is a prime.

It is not a weakly prime, because it can be changed into another prime (26044305649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13022152820 + 13022152821.

It is an arithmetic number, because the mean of its divisors is an integer number (13022152821).

Almost surely, 2^26044305641 is an apocalyptic number.

It is an amenable number.

26044305641 is a deficient number, since it is larger than the sum of its proper divisors (1).

26044305641 is an equidigital number, since it uses as much as digits as its factorization.

26044305641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 26044305641 in words is "twenty-six billion, forty-four million, three hundred five thousand, six hundred forty-one".