171814476468 has 12 divisors (see below), whose sum is σ = 400900445120. Its totient is φ = 57271492152.

The previous prime is 171814476461. The next prime is 171814476469. The reversal of 171814476468 is 864674418171.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171814476461) 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, 7158936508 + ... + 7158936531.

Almost surely, 2^171814476468 is an apocalyptic number.

It is an amenable number.

171814476468 is an abundant number, since it is smaller than the sum of its proper divisors (229085968652).

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

171814476468 is a wasteful number, since it uses less digits than its factorization.

171814476468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14317873046 (or 14317873044 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 57.

The spelling of 171814476468 in words is "one hundred seventy-one billion, eight hundred fourteen million, four hundred seventy-six thousand, four hundred sixty-eight".