26655771071 has 4 divisors (see below), whose sum is σ = 26674143144. Its totient is φ = 26637399000.

The previous prime is 26655771067. The next prime is 26655771089. The reversal of 26655771071 is 17017755662.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17017755662 = 2 ⋅8508877831.

It is a cyclic number.

It is not a de Polignac number, because 26655771071 - 2² = 26655771067 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 (26655771031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9183860 + ... + 9186761.

It is an arithmetic number, because the mean of its divisors is an integer number (6668535786).

Almost surely, 2^26655771071 is an apocalyptic number.

26655771071 is a deficient number, since it is larger than the sum of its proper divisors (18372073).

26655771071 is a wasteful number, since it uses less digits than its factorization.

26655771071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18372072.

The product of its (nonzero) digits is 617400, while the sum is 47.

The spelling of 26655771071 in words is "twenty-six billion, six hundred fifty-five million, seven hundred seventy-one thousand, seventy-one".