71616011066 has 16 divisors (see below), whose sum is σ = 107555952384. Its totient is φ = 35764055184.

The previous prime is 71616011059. The next prime is 71616011083. The reversal of 71616011066 is 66011061617.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7062536 + ... + 7072668.

It is an arithmetic number, because the mean of its divisors is an integer number (6722247024).

Almost surely, 2^71616011066 is an apocalyptic number.

71616011066 is a deficient number, since it is larger than the sum of its proper divisors (35939941318).

71616011066 is a wasteful number, since it uses less digits than its factorization.

71616011066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14125.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 71616011066 in words is "seventy-one billion, six hundred sixteen million, eleven thousand, sixty-six".