71536113705 has 16 divisors (see below), whose sum is σ = 130808893824. Its totient is φ = 32702223360.

The previous prime is 71536113659. The next prime is 71536113707. The reversal of 71536113705 is 50731163517.

It is not a de Polignac number, because 71536113705 - 2¹⁶ = 71536048169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71536113707) 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, 340648056 + ... + 340648265.

It is an arithmetic number, because the mean of its divisors is an integer number (8175555864).

Almost surely, 2^71536113705 is an apocalyptic number.

It is an amenable number.

71536113705 is a deficient number, since it is larger than the sum of its proper divisors (59272780119).

71536113705 is a wasteful number, since it uses less digits than its factorization.

71536113705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681296336.

The product of its (nonzero) digits is 66150, while the sum is 39.

The spelling of 71536113705 in words is "seventy-one billion, five hundred thirty-six million, one hundred thirteen thousand, seven hundred five".