10001712706505 has 16 divisors (see below), whose sum is σ = 12925357515840. Its totient is φ = 7385841724608.

The previous prime is 10001712706463. The next prime is 10001712706523. The reversal of 10001712706505 is 50560721710001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001712706505 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20595014 + ... + 21075056.

It is an arithmetic number, because the mean of its divisors is an integer number (807834844740).

Almost surely, 2^{10001712706505} is an apocalyptic number.

It is an amenable number.

10001712706505 is a deficient number, since it is larger than the sum of its proper divisors (2923644809335).

10001712706505 is a wasteful number, since it uses less digits than its factorization.

10001712706505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800600.

The product of its (nonzero) digits is 14700, while the sum is 35.

The spelling of 10001712706505 in words is "ten trillion, one billion, seven hundred twelve million, seven hundred six thousand, five hundred five".