173431235668 has 12 divisors (see below), whose sum is σ = 319478592160. Its totient is φ = 82151637912.

The previous prime is 173431235657. The next prime is 173431235689. The reversal of 173431235668 is 866532134371.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1140994896 + ... + 1140995047.

Almost surely, 2^173431235668 is an apocalyptic number.

It is an amenable number.

173431235668 is a deficient number, since it is larger than the sum of its proper divisors (146047356492).

173431235668 is a wasteful number, since it uses less digits than its factorization.

173431235668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2281989966 (or 2281989964 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 49.

The spelling of 173431235668 in words is "one hundred seventy-three billion, four hundred thirty-one million, two hundred thirty-five thousand, six hundred sixty-eight".