26166060655 has 8 divisors (see below), whose sum is σ = 35884883232. Its totient is φ = 17942441568.

The previous prime is 26166060647. The next prime is 26166060707. The reversal of 26166060655 is 55606066162.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26166060655 - 2³ = 26166060647 is a prime.

It is a super-2 number, since 2×26166060655² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373800832 + ... + 373800901.

It is an arithmetic number, because the mean of its divisors is an integer number (4485610404).

Almost surely, 2^26166060655 is an apocalyptic number.

26166060655 is a deficient number, since it is larger than the sum of its proper divisors (9718822577).

26166060655 is an equidigital number, since it uses as much as digits as its factorization.

26166060655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747601745.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 26166060655 in words is "twenty-six billion, one hundred sixty-six million, sixty thousand, six hundred fifty-five".