71106551112 has 64 divisors (see below), whose sum is σ = 181395596160. Its totient is φ = 23222592000.

The previous prime is 71106551111. The next prime is 71106551143. The reversal of 71106551112 is 21115560117.

It is a super-2 number, since 2×71106551112² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 71106551112.

It is not an unprimeable number, because it can be changed into a prime (71106551111) 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 15 ways as a sum of consecutive naturals, for example, 130162 + ... + 398942.

It is an arithmetic number, because the mean of its divisors is an integer number (2834306190).

Almost surely, 2^71106551112 is an apocalyptic number.

It is an amenable number.

71106551112 is an abundant number, since it is smaller than the sum of its proper divisors (110289045048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71106551112 is a wasteful number, since it uses less digits than its factorization.

71106551112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269014 (or 269010 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 30.

The spelling of 71106551112 in words is "seventy-one billion, one hundred six million, five hundred fifty-one thousand, one hundred twelve".