26013212505043 has 2 divisors, whose sum is σ = 26013212505044. Its totient is φ = 26013212505042.

The previous prime is 26013212504887. The next prime is 26013212505097. The reversal of 26013212505043 is 34050521231062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26013212505043 - 2¹⁷ = 26013212373971 is a prime.

It is a super-2 number, since 2×26013212505043² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26013212505443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13006606252521 + 13006606252522.

It is an arithmetic number, because the mean of its divisors is an integer number (13006606252522).

Almost surely, 2^{26013212505043} is an apocalyptic number.

26013212505043 is a deficient number, since it is larger than the sum of its proper divisors (1).

26013212505043 is an equidigital number, since it uses as much as digits as its factorization.

26013212505043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 26013212505043 in words is "twenty-six trillion, thirteen billion, two hundred twelve million, five hundred five thousand, forty-three".