71659738059 has 32 divisors (see below), whose sum is σ = 123784711680. Its totient is φ = 35809143552.

The previous prime is 71659737991. The next prime is 71659738063. The reversal of 71659738059 is 95083795617.

It is not a de Polignac number, because 71659738059 - 2¹¹ = 71659736011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71659737993 and 71659738011.

It is not an unprimeable number, because it can be changed into a prime (71659738069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6902442 + ... + 6912815.

It is an arithmetic number, because the mean of its divisors is an integer number (3868272240).

Almost surely, 2^71659738059 is an apocalyptic number.

71659738059 is a deficient number, since it is larger than the sum of its proper divisors (52124973621).

71659738059 is a wasteful number, since it uses less digits than its factorization.

71659738059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13815299.

The product of its (nonzero) digits is 14288400, while the sum is 60.

The spelling of 71659738059 in words is "seventy-one billion, six hundred fifty-nine million, seven hundred thirty-eight thousand, fifty-nine".