32145012173 has 8 divisors (see below), whose sum is σ = 34038750528. Its totient is φ = 30251591104.

The previous prime is 32145012169. The next prime is 32145012199. The reversal of 32145012173 is 37121054123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32145012173 - 2² = 32145012169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32145012143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147890 + ... + 293532.

It is an arithmetic number, because the mean of its divisors is an integer number (4254843816).

Almost surely, 2^32145012173 is an apocalyptic number.

It is an amenable number.

32145012173 is a deficient number, since it is larger than the sum of its proper divisors (1893738355).

32145012173 is a wasteful number, since it uses less digits than its factorization.

32145012173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158643.

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 32145012173 its reverse (37121054123), we get a palindrome (69266066296).

The spelling of 32145012173 in words is "thirty-two billion, one hundred forty-five million, twelve thousand, one hundred seventy-three".