26655204512861 has 16 divisors (see below), whose sum is σ = 26944001079744. Its totient is φ = 26366697967104.

The previous prime is 26655204512837. The next prime is 26655204512917. The reversal of 26655204512861 is 16821540255662.

It is a cyclic number.

It is not a de Polignac number, because 26655204512861 - 2¹⁴ = 26655204496477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26655204512821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2049920786 + ... + 2049933788.

It is an arithmetic number, because the mean of its divisors is an integer number (1684000067484).

Almost surely, 2^{26655204512861} is an apocalyptic number.

It is an amenable number.

26655204512861 is a deficient number, since it is larger than the sum of its proper divisors (288796566883).

26655204512861 is a wasteful number, since it uses less digits than its factorization.

26655204512861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22460.

The product of its (nonzero) digits is 6912000, while the sum is 53.

The spelling of 26655204512861 in words is "twenty-six trillion, six hundred fifty-five billion, two hundred four million, five hundred twelve thousand, eight hundred sixty-one".