171422220006144 has 108 divisors (see below), whose sum is σ = 495023589656232. Its totient is φ = 57051596390400.

The previous prime is 171422220006119. The next prime is 171422220006173. The reversal of 171422220006144 is 441600022224171.

171422220006144 is a `hidden beast` number, since 1 + 7 + 1 + 422 + 220 + 0 + 0 + 6 + 1 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 171422220006099 and 171422220006108.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56559022 + ... + 59512749.

Almost surely, 2^{171422220006144} is an apocalyptic number.

It is an amenable number.

171422220006144 is an abundant number, since it is smaller than the sum of its proper divisors (323601369650088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171422220006144 is a wasteful number, since it uses less digits than its factorization.

171422220006144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116072434 (or 116072417 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The spelling of 171422220006144 in words is "one hundred seventy-one trillion, four hundred twenty-two billion, two hundred twenty million, six thousand, one hundred forty-four".