26444739061171 has 2 divisors, whose sum is σ = 26444739061172. Its totient is φ = 26444739061170.

The previous prime is 26444739061163. The next prime is 26444739061189. The reversal of 26444739061171 is 17116093744462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26444739061171 - 2³ = 26444739061163 is a prime.

It is not a weakly prime, because it can be changed into another prime (26444739061151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13222369530585 + 13222369530586.

It is an arithmetic number, because the mean of its divisors is an integer number (13222369530586).

Almost surely, 2^{26444739061171} is an apocalyptic number.

26444739061171 is a deficient number, since it is larger than the sum of its proper divisors (1).

26444739061171 is an equidigital number, since it uses as much as digits as its factorization.

26444739061171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 26444739061171 in words is "twenty-six trillion, four hundred forty-four billion, seven hundred thirty-nine million, sixty-one thousand, one hundred seventy-one".