180233434508 has 12 divisors (see below), whose sum is σ = 315547289400. Its totient is φ = 90077066112.

The previous prime is 180233434499. The next prime is 180233434543. The reversal of 180233434508 is 805434332081.

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, 9902558 + ... + 9920741.

It is an arithmetic number, because the mean of its divisors is an integer number (26295607450).

Almost surely, 2^180233434508 is an apocalyptic number.

It is an amenable number.

180233434508 is a deficient number, since it is larger than the sum of its proper divisors (135313854892).

180233434508 is a wasteful number, since it uses less digits than its factorization.

180233434508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19825576 (or 19825574 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

Adding to 180233434508 its reverse (805434332081), we get a palindrome (985667766589).

The spelling of 180233434508 in words is "one hundred eighty billion, two hundred thirty-three million, four hundred thirty-four thousand, five hundred eight".