71612320566207 has 32 divisors (see below), whose sum is σ = 104207018415552. Its totient is φ = 43560979421184.

The previous prime is 71612320566187. The next prime is 71612320566257. The reversal of 71612320566207 is 70266502321617.

It is not a de Polignac number, because 71612320566207 - 2³⁴ = 71595140697023 is a prime.

It is a super-3 number, since 3×71612320566207³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71612320566257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67979748 + ... + 69025145.

It is an arithmetic number, because the mean of its divisors is an integer number (3256469325486).

Almost surely, 2^{71612320566207} is an apocalyptic number.

71612320566207 is a deficient number, since it is larger than the sum of its proper divisors (32594697849345).

71612320566207 is a wasteful number, since it uses less digits than its factorization.

71612320566207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137005227.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 71612320566207 in words is "seventy-one trillion, six hundred twelve billion, three hundred twenty million, five hundred sixty-six thousand, two hundred seven".