26085054445 has 4 divisors (see below), whose sum is σ = 31302065340. Its totient is φ = 20868043552.

The previous prime is 26085054421. The next prime is 26085054461. The reversal of 26085054445 is 54445058062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12245414281 + 13839640164 = 110659^2 + 117642^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26085054445 is a prime.

It is a super-2 number, since 2×26085054445² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 2608505440 + ... + 2608505449.

It is an arithmetic number, because the mean of its divisors is an integer number (7825516335).

Almost surely, 2^26085054445 is an apocalyptic number.

It is an amenable number.

26085054445 is a deficient number, since it is larger than the sum of its proper divisors (5217010895).

26085054445 is an equidigital number, since it uses as much as digits as its factorization.

26085054445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217010894.

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 26085054445 in words is "twenty-six billion, eighty-five million, fifty-four thousand, four hundred forty-five".