32172707275 has 6 divisors (see below), whose sum is σ = 39894157052. Its totient is φ = 25738165800.

The previous prime is 32172707263. The next prime is 32172707293. The reversal of 32172707275 is 57270727123.

It is a de Polignac number, because none of the positive numbers 2^k-32172707275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 643454121 + ... + 643454170.

Almost surely, 2^32172707275 is an apocalyptic number.

32172707275 is a deficient number, since it is larger than the sum of its proper divisors (7721449777).

32172707275 is a wasteful number, since it uses less digits than its factorization.

32172707275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286908301 (or 1286908296 counting only the distinct ones).

The product of its (nonzero) digits is 288120, while the sum is 43.

The spelling of 32172707275 in words is "thirty-two billion, one hundred seventy-two million, seven hundred seven thousand, two hundred seventy-five".