172485700208 has 10 divisors (see below), whose sum is σ = 334191044184. Its totient is φ = 86242850096.

The previous prime is 172485700207. The next prime is 172485700213. The reversal of 172485700208 is 802007584271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172485700207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5390178116 + ... + 5390178147.

Almost surely, 2^172485700208 is an apocalyptic number.

It is an amenable number.

172485700208 is a deficient number, since it is larger than the sum of its proper divisors (161705343976).

172485700208 is a wasteful number, since it uses less digits than its factorization.

172485700208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10780356271 (or 10780356265 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 44.

The spelling of 172485700208 in words is "one hundred seventy-two billion, four hundred eighty-five million, seven hundred thousand, two hundred eight".