7166172572272 has 60 divisors (see below), whose sum is σ = 16747064647536. Its totient is φ = 2909573809920.

The previous prime is 7166172572233. The next prime is 7166172572281. The reversal of 7166172572272 is 2722752716617.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 88579629 + ... + 88660492.

Almost surely, 2^{7166172572272} is an apocalyptic number.

It is an amenable number.

7166172572272 is an abundant number, since it is smaller than the sum of its proper divisors (9580892075264).

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

7166172572272 is a wasteful number, since it uses less digits than its factorization.

7166172572272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177240174 (or 177240149 counting only the distinct ones).

The product of its digits is 6914880, while the sum is 55.

The spelling of 7166172572272 in words is "seven trillion, one hundred sixty-six billion, one hundred seventy-two million, five hundred seventy-two thousand, two hundred seventy-two".