180998968 has 16 divisors (see below), whose sum is σ = 348545880. Its totient is φ = 88053408.

The previous prime is 180998941. The next prime is 180998971. The reversal of 180998968 is 869899081.

180998968 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305446 + ... + 306037.

Almost surely, 2^180998968 is an apocalyptic number.

It is an amenable number.

180998968 is a deficient number, since it is larger than the sum of its proper divisors (167546912).

180998968 is a wasteful number, since it uses less digits than its factorization.

180998968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611526 (or 611522 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 58.

The square root of 180998968 is about 13453.5856930411. The cubic root of 180998968 is about 565.6642075037.

The spelling of 180998968 in words is "one hundred eighty million, nine hundred ninety-eight thousand, nine hundred sixty-eight".