171664594053 has 16 divisors (see below), whose sum is σ = 232722402432. Its totient is φ = 112526280000.

The previous prime is 171664594001. The next prime is 171664594121. The reversal of 171664594053 is 350495466171.

It is not a de Polignac number, because 171664594053 - 2¹⁶ = 171664528517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 171664593987 and 171664594005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171664594553) 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 in 15 ways as a sum of consecutive naturals, for example, 342703 + ... + 678803.

It is an arithmetic number, because the mean of its divisors is an integer number (14545150152).

Almost surely, 2^171664594053 is an apocalyptic number.

It is an amenable number.

171664594053 is a deficient number, since it is larger than the sum of its proper divisors (61057808379).

171664594053 is a wasteful number, since it uses less digits than its factorization.

171664594053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338956.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 171664594053 in words is "one hundred seventy-one billion, six hundred sixty-four million, five hundred ninety-four thousand, fifty-three".