17161273992 has 32 divisors (see below), whose sum is σ = 44062732800. Its totient is φ = 5565818304.

The previous prime is 17161273991. The next prime is 17161274041. The reversal of 17161273992 is 29937216171.

17161273992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (17161273991) 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 in 7 ways as a sum of consecutive naturals, for example, 9661992 + ... + 9663767.

It is an arithmetic number, because the mean of its divisors is an integer number (1376960400).

Almost surely, 2^17161273992 is an apocalyptic number.

17161273992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17161273992 is an abundant number, since it is smaller than the sum of its proper divisors (26901458808).

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

17161273992 is a wasteful number, since it uses less digits than its factorization.

17161273992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19325805 (or 19325801 counting only the distinct ones).

The product of its digits is 285768, while the sum is 48.

The spelling of 17161273992 in words is "seventeen billion, one hundred sixty-one million, two hundred seventy-three thousand, nine hundred ninety-two".