71704905041017 has 4 divisors (see below), whose sum is σ = 71705531011216. Its totient is φ = 71704279070820.

The previous prime is 71704905040973. The next prime is 71704905041051. The reversal of 71704905041017 is 71014050940717.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71704905041017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71704905041057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312813243 + ... + 313042384.

It is an arithmetic number, because the mean of its divisors is an integer number (17926382752804).

Almost surely, 2^{71704905041017} is an apocalyptic number.

It is an amenable number.

71704905041017 is a deficient number, since it is larger than the sum of its proper divisors (625970199).

71704905041017 is a wasteful number, since it uses less digits than its factorization.

71704905041017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625970198.

The product of its (nonzero) digits is 246960, while the sum is 46.

The spelling of 71704905041017 in words is "seventy-one trillion, seven hundred four billion, nine hundred five million, forty-one thousand, seventeen".