71118035864 has 16 divisors (see below), whose sum is σ = 133730605800. Its totient is φ = 35456540992.

The previous prime is 71118035851. The next prime is 71118035897. The reversal of 71118035864 is 46853081117.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12806669 + ... + 12812220.

Almost surely, 2^71118035864 is an apocalyptic number.

It is an amenable number.

71118035864 is a deficient number, since it is larger than the sum of its proper divisors (62612569936).

71118035864 is a wasteful number, since it uses less digits than its factorization.

71118035864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25619242 (or 25619238 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 71118035864 in words is "seventy-one billion, one hundred eighteen million, thirty-five thousand, eight hundred sixty-four".