26594838349 has 2 divisors, whose sum is σ = 26594838350. Its totient is φ = 26594838348.

The previous prime is 26594838311. The next prime is 26594838421. The reversal of 26594838349 is 94383849562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14022822724 + 12572015625 = 118418^2 + 112125^2 .

It is a cyclic number.

It is not a de Polignac number, because 26594838349 - 2¹⁵ = 26594805581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26594838749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13297419174 + 13297419175.

It is an arithmetic number, because the mean of its divisors is an integer number (13297419175).

Almost surely, 2^26594838349 is an apocalyptic number.

It is an amenable number.

26594838349 is a deficient number, since it is larger than the sum of its proper divisors (1).

26594838349 is an equidigital number, since it uses as much as digits as its factorization.

26594838349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44789760, while the sum is 61.

The spelling of 26594838349 in words is "twenty-six billion, five hundred ninety-four million, eight hundred thirty-eight thousand, three hundred forty-nine".