164057170071 has 8 divisors (see below), whose sum is σ = 219723804160. Its totient is φ = 108880991352.

The previous prime is 164057170049. The next prime is 164057170111. The reversal of 164057170071 is 170071750461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 164057170071 - 2⁷ = 164057169943 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 (164057178071) 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, 122613061 + ... + 122614398.

It is an arithmetic number, because the mean of its divisors is an integer number (27465475520).

Almost surely, 2^164057170071 is an apocalyptic number.

164057170071 is a deficient number, since it is larger than the sum of its proper divisors (55666634089).

164057170071 is a wasteful number, since it uses less digits than its factorization.

164057170071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245227685.

The product of its (nonzero) digits is 41160, while the sum is 39.

The spelling of 164057170071 in words is "one hundred sixty-four billion, fifty-seven million, one hundred seventy thousand, seventy-one".