71706818466807 has 16 divisors (see below), whose sum is σ = 95943981652608. Its totient is φ = 47637239142240.

The previous prime is 71706818466799. The next prime is 71706818466847. The reversal of 71706818466807 is 70866481860717.

It is not a de Polignac number, because 71706818466807 - 2³ = 71706818466799 is a prime.

It is a super-2 number, since 2×71706818466807² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71706818466847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15265308 + ... + 19402145.

It is an arithmetic number, because the mean of its divisors is an integer number (5996498853288).

Almost surely, 2^{71706818466807} is an apocalyptic number.

71706818466807 is a deficient number, since it is larger than the sum of its proper divisors (24237163185801).

71706818466807 is a wasteful number, since it uses less digits than its factorization.

71706818466807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34669870.

The product of its (nonzero) digits is 151732224, while the sum is 69.

The spelling of 71706818466807 in words is "seventy-one trillion, seven hundred six billion, eight hundred eighteen million, four hundred sixty-six thousand, eight hundred seven".