71162047134 has 24 divisors (see below), whose sum is σ = 156356050032. Its totient is φ = 23386587840.

The previous prime is 71162047111. The next prime is 71162047163. The reversal of 71162047134 is 43174026117.

71162047134 is a `hidden beast` number, since 7 + 11 + 620 + 4 + 7 + 13 + 4 = 666.

It is a super-2 number, since 2×71162047134² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 27839899 + ... + 27842454.

It is an arithmetic number, because the mean of its divisors is an integer number (6514835418).

Almost surely, 2^71162047134 is an apocalyptic number.

71162047134 is an abundant number, since it is smaller than the sum of its proper divisors (85194002898).

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

71162047134 is a wasteful number, since it uses less digits than its factorization.

71162047134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55682432 (or 55682429 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The spelling of 71162047134 in words is "seventy-one billion, one hundred sixty-two million, forty-seven thousand, one hundred thirty-four".