26390150015171 has 2 divisors, whose sum is σ = 26390150015172. Its totient is φ = 26390150015170.

The previous prime is 26390150015147. The next prime is 26390150015189. The reversal of 26390150015171 is 17151005109362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26390150015171 - 2³⁴ = 26372970145987 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (26390150075171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13195075007585 + 13195075007586.

It is an arithmetic number, because the mean of its divisors is an integer number (13195075007586).

Almost surely, 2^{26390150015171} is an apocalyptic number.

26390150015171 is a deficient number, since it is larger than the sum of its proper divisors (1).

26390150015171 is an equidigital number, since it uses as much as digits as its factorization.

26390150015171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 41.

The spelling of 26390150015171 in words is "twenty-six trillion, three hundred ninety billion, one hundred fifty million, fifteen thousand, one hundred seventy-one".