71718604316 has 12 divisors (see below), whose sum is σ = 125790873432. Its totient is φ = 35778354768.

The previous prime is 71718604283. The next prime is 71718604339. The reversal of 71718604316 is 61340681717.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20234855 + ... + 20238398.

It is an arithmetic number, because the mean of its divisors is an integer number (10482572786).

Almost surely, 2^71718604316 is an apocalyptic number.

It is an amenable number.

71718604316 is a deficient number, since it is larger than the sum of its proper divisors (54072269116).

71718604316 is a wasteful number, since it uses less digits than its factorization.

71718604316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40473700 (or 40473698 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 71718604316 in words is "seventy-one billion, seven hundred eighteen million, six hundred four thousand, three hundred sixteen".