26416266013 has 2 divisors, whose sum is σ = 26416266014. Its totient is φ = 26416266012.

The previous prime is 26416266007. The next prime is 26416266047. The reversal of 26416266013 is 31066261462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21983103289 + 4433162724 = 148267^2 + 66582^2 .

It is a cyclic number.

It is not a de Polignac number, because 26416266013 - 2⁹ = 26416265501 is a prime.

It is a super-2 number, since 2×26416266013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26416269013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13208133006 + 13208133007.

It is an arithmetic number, because the mean of its divisors is an integer number (13208133007).

Almost surely, 2^26416266013 is an apocalyptic number.

It is an amenable number.

26416266013 is a deficient number, since it is larger than the sum of its proper divisors (1).

26416266013 is an equidigital number, since it uses as much as digits as its factorization.

26416266013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 26416266013 in words is "twenty-six billion, four hundred sixteen million, two hundred sixty-six thousand, thirteen".