26294103349 has 2 divisors, whose sum is σ = 26294103350. Its totient is φ = 26294103348.

The previous prime is 26294103323. The next prime is 26294103359. The reversal of 26294103349 is 94330149262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24714040849 + 1580062500 = 157207^2 + 39750^2 .

It is a cyclic number.

It is not a de Polignac number, because 26294103349 - 2⁷ = 26294103221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26294103359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13147051674 + 13147051675.

It is an arithmetic number, because the mean of its divisors is an integer number (13147051675).

Almost surely, 2^26294103349 is an apocalyptic number.

It is an amenable number.

26294103349 is a deficient number, since it is larger than the sum of its proper divisors (1).

26294103349 is an equidigital number, since it uses as much as digits as its factorization.

26294103349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 26294103349 in words is "twenty-six billion, two hundred ninety-four million, one hundred three thousand, three hundred forty-nine".