10171512066505 has 16 divisors (see below), whose sum is σ = 12326083271424. Its totient is φ = 8057053097280.

The previous prime is 10171512066487. The next prime is 10171512066557. The reversal of 10171512066505 is 50566021517101.

It is not a de Polignac number, because 10171512066505 - 2¹³ = 10171512058313 is a prime.

It is a Duffinian number.

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, 2192100 + ... + 5014810.

It is an arithmetic number, because the mean of its divisors is an integer number (770380204464).

Almost surely, 2^{10171512066505} is an apocalyptic number.

It is an amenable number.

10171512066505 is a deficient number, since it is larger than the sum of its proper divisors (2154571204919).

10171512066505 is a wasteful number, since it uses less digits than its factorization.

10171512066505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829816.

The product of its (nonzero) digits is 63000, while the sum is 40.

The spelling of 10171512066505 in words is "ten trillion, one hundred seventy-one billion, five hundred twelve million, sixty-six thousand, five hundred five".