71112070170 has 48 divisors (see below), whose sum is σ = 184914842112. Its totient is φ = 18960812640.

The previous prime is 71112070129. The next prime is 71112070181. The reversal of 71112070170 is 7107021117.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 730255 + ... + 821885.

It is an arithmetic number, because the mean of its divisors is an integer number (3852392544).

Almost surely, 2^71112070170 is an apocalyptic number.

71112070170 is an abundant number, since it is smaller than the sum of its proper divisors (113802771942).

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

71112070170 is a wasteful number, since it uses less digits than its factorization.

71112070170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100267 (or 100264 counting only the distinct ones).

The product of its (nonzero) digits is 686, while the sum is 27.

Adding to 71112070170 its reverse (7107021117), we get a palindrome (78219091287).

The spelling of 71112070170 in words is "seventy-one billion, one hundred twelve million, seventy thousand, one hundred seventy".