171106326426 has 16 divisors (see below), whose sum is σ = 391100174784. Its totient is φ = 48887521824.

The previous prime is 171106326421. The next prime is 171106326449. The reversal of 171106326426 is 624623601171.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (171106326421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2036980035 + ... + 2036980118.

It is an arithmetic number, because the mean of its divisors is an integer number (24443760924).

Almost surely, 2^171106326426 is an apocalyptic number.

171106326426 is an abundant number, since it is smaller than the sum of its proper divisors (219993848358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171106326426 is a wasteful number, since it uses less digits than its factorization.

171106326426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073960165.

The product of its (nonzero) digits is 72576, while the sum is 39.

Adding to 171106326426 its reverse (624623601171), we get a palindrome (795729927597).

The spelling of 171106326426 in words is "one hundred seventy-one billion, one hundred six million, three hundred twenty-six thousand, four hundred twenty-six".