26260546393 has 2 divisors, whose sum is σ = 26260546394. Its totient is φ = 26260546392.

The previous prime is 26260546327. The next prime is 26260546397. The reversal of 26260546393 is 39364506262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23503036249 + 2757510144 = 153307^2 + 52512^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26260546393 is a prime.

It is not a weakly prime, because it can be changed into another prime (26260546397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13130273196 + 13130273197.

It is an arithmetic number, because the mean of its divisors is an integer number (13130273197).

Almost surely, 2^26260546393 is an apocalyptic number.

It is an amenable number.

26260546393 is a deficient number, since it is larger than the sum of its proper divisors (1).

26260546393 is an equidigital number, since it uses as much as digits as its factorization.

26260546393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 46.

The spelling of 26260546393 in words is "twenty-six billion, two hundred sixty million, five hundred forty-six thousand, three hundred ninety-three".