171363277412 has 12 divisors (see below), whose sum is σ = 307200021996. Its totient is φ = 83591842560.

The previous prime is 171363277361. The next prime is 171363277433. The reversal of 171363277412 is 214772363171.

It can be written as a sum of positive squares in 2 ways, for example, as 86709047296 + 84654230116 = 294464^2 + 290954^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 522448853 + ... + 522449180.

It is an arithmetic number, because the mean of its divisors is an integer number (25600001833).

Almost surely, 2^171363277412 is an apocalyptic number.

It is an amenable number.

171363277412 is a deficient number, since it is larger than the sum of its proper divisors (135836744584).

171363277412 is a wasteful number, since it uses less digits than its factorization.

171363277412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044898078 (or 1044898076 counting only the distinct ones).

The product of its digits is 296352, while the sum is 44.

The spelling of 171363277412 in words is "one hundred seventy-one billion, three hundred sixty-three million, two hundred seventy-seven thousand, four hundred twelve".