180541996 has 12 divisors (see below), whose sum is σ = 329685552. Its totient is φ = 86346128.

The previous prime is 180541967. The next prime is 180542003. The reversal of 180541996 is 699145081.

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, 981115 + ... + 981298.

It is an arithmetic number, because the mean of its divisors is an integer number (27473796).

Almost surely, 2^180541996 is an apocalyptic number.

It is an amenable number.

180541996 is a deficient number, since it is larger than the sum of its proper divisors (149143556).

180541996 is a wasteful number, since it uses less digits than its factorization.

180541996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1962440 (or 1962438 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 180541996 is about 13436.5916809286. The cubic root of 180541996 is about 565.1877581010.

The spelling of 180541996 in words is "one hundred eighty million, five hundred forty-one thousand, nine hundred ninety-six".