71082642916 has 12 divisors (see below), whose sum is σ = 129803087232. Its totient is φ = 33996046568.

The previous prime is 71082642913. The next prime is 71082642931. The reversal of 71082642916 is 61924628017.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (71082642913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386318620 + ... + 386318803.

It is an arithmetic number, because the mean of its divisors is an integer number (10816923936).

Almost surely, 2^71082642916 is an apocalyptic number.

It is an amenable number.

71082642916 is a deficient number, since it is larger than the sum of its proper divisors (58720444316).

71082642916 is a wasteful number, since it uses less digits than its factorization.

71082642916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772637450 (or 772637448 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 71082642916 in words is "seventy-one billion, eighty-two million, six hundred forty-two thousand, nine hundred sixteen".