180098156 has 12 divisors (see below), whose sum is σ = 360196368. Its totient is φ = 77184912.

The previous prime is 180098141. The next prime is 180098179. The reversal of 180098156 is 651890081.

180098156 is an admirable number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3216011 + ... + 3216066.

It is an arithmetic number, because the mean of its divisors is an integer number (30016364).

Almost surely, 2^180098156 is an apocalyptic number.

It is an amenable number.

180098156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

180098156 is a wasteful number, since it uses less digits than its factorization.

180098156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6432088 (or 6432086 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 38.

The square root of 180098156 is about 13420.0654245797. The cubic root of 180098156 is about 564.7242301594.

The spelling of 180098156 in words is "one hundred eighty million, ninety-eight thousand, one hundred fifty-six".