26552822161973 has 2 divisors, whose sum is σ = 26552822161974. Its totient is φ = 26552822161972.

The previous prime is 26552822161847. The next prime is 26552822161981. The reversal of 26552822161973 is 37916122825562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19955357648164 + 6597464513809 = 4467142^2 + 2568553^2 .

It is a cyclic number.

It is not a de Polignac number, because 26552822161973 - 2³⁸ = 26277944255029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26552822161673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13276411080986 + 13276411080987.

It is an arithmetic number, because the mean of its divisors is an integer number (13276411080987).

Almost surely, 2^{26552822161973} is an apocalyptic number.

It is an amenable number.

26552822161973 is a deficient number, since it is larger than the sum of its proper divisors (1).

26552822161973 is an equidigital number, since it uses as much as digits as its factorization.

26552822161973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21772800, while the sum is 59.

The spelling of 26552822161973 in words is "twenty-six trillion, five hundred fifty-two billion, eight hundred twenty-two million, one hundred sixty-one thousand, nine hundred seventy-three".