26929123192271 has 4 divisors (see below), whose sum is σ = 26945985512712. Its totient is φ = 26912260871832.

The previous prime is 26929123192189. The next prime is 26929123192277. The reversal of 26929123192271 is 17229132192962.

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

It is a cyclic number.

It is not a de Polignac number, because 26929123192271 - 2³⁰ = 26928049450447 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 (26929123192277) 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, 8431157825 + ... + 8431161018.

It is an arithmetic number, because the mean of its divisors is an integer number (6736496378178).

Almost surely, 2^{26929123192271} is an apocalyptic number.

26929123192271 is a deficient number, since it is larger than the sum of its proper divisors (16862320441).

26929123192271 is a wasteful number, since it uses less digits than its factorization.

26929123192271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16862320440.

The product of its digits is 2939328, while the sum is 56.

The spelling of 26929123192271 in words is "twenty-six trillion, nine hundred twenty-nine billion, one hundred twenty-three million, one hundred ninety-two thousand, two hundred seventy-one".