65571052060671 has 8 divisors (see below), whose sum is σ = 87466398256944. Its totient is φ = 43694870285760.

The previous prime is 65571052060639. The next prime is 65571052060673. The reversal of 65571052060671 is 17606025017556.

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

It is not a de Polignac number, because 65571052060671 - 2⁵ = 65571052060639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65571052060673) 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, 4791097356 + ... + 4791111041.

It is an arithmetic number, because the mean of its divisors is an integer number (10933299782118).

Almost surely, 2^{65571052060671} is an apocalyptic number.

65571052060671 is a deficient number, since it is larger than the sum of its proper divisors (21895346196273).

65571052060671 is a wasteful number, since it uses less digits than its factorization.

65571052060671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9582210681.

The product of its (nonzero) digits is 2646000, while the sum is 51.

The spelling of 65571052060671 in words is "sixty-five trillion, five hundred seventy-one billion, fifty-two million, sixty thousand, six hundred seventy-one".