71150717806 has 16 divisors (see below), whose sum is σ = 123690585600. Its totient is φ = 30063683160.

The previous prime is 71150717779. The next prime is 71150717819. The reversal of 71150717806 is 60871705117.

It is a congruent number.

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, 35789106 + ... + 35791093.

It is an arithmetic number, because the mean of its divisors is an integer number (7730661600).

Almost surely, 2^71150717806 is an apocalyptic number.

71150717806 is a deficient number, since it is larger than the sum of its proper divisors (52539867794).

71150717806 is a wasteful number, since it uses less digits than its factorization.

71150717806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71580279.

The product of its (nonzero) digits is 82320, while the sum is 43.

The spelling of 71150717806 in words is "seventy-one billion, one hundred fifty million, seven hundred seventeen thousand, eight hundred six".