26027769134473 has 2 divisors, whose sum is σ = 26027769134474. Its totient is φ = 26027769134472.

The previous prime is 26027769134441. The next prime is 26027769134483. The reversal of 26027769134473 is 37443196772062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16849941297424 + 9177827837049 = 4104868^2 + 3029493^2 .

It is a cyclic number.

It is not a de Polignac number, because 26027769134473 - 2⁵ = 26027769134441 is a prime.

It is a super-2 number, since 2×26027769134473² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26027769134483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13013884567236 + 13013884567237.

It is an arithmetic number, because the mean of its divisors is an integer number (13013884567237).

Almost surely, 2^{26027769134473} is an apocalyptic number.

It is an amenable number.

26027769134473 is a deficient number, since it is larger than the sum of its proper divisors (1).

26027769134473 is an equidigital number, since it uses as much as digits as its factorization.

26027769134473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64012032, while the sum is 61.

The spelling of 26027769134473 in words is "twenty-six trillion, twenty-seven billion, seven hundred sixty-nine million, one hundred thirty-four thousand, four hundred seventy-three".