180345918052 has 24 divisors (see below), whose sum is σ = 316027884032. Its totient is φ = 90052300800.

The previous prime is 180345918047. The next prime is 180345918119. The reversal of 180345918052 is 250819543081.

It is a junction number, because it is equal to n+sod(n) for n = 180345917993 and 180345918011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16766308 + ... + 16777060.

Almost surely, 2^180345918052 is an apocalyptic number.

It is an amenable number.

180345918052 is a deficient number, since it is larger than the sum of its proper divisors (135681965980).

180345918052 is a wasteful number, since it uses less digits than its factorization.

180345918052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15979 (or 15977 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 46.

The spelling of 180345918052 in words is "one hundred eighty billion, three hundred forty-five million, nine hundred eighteen thousand, fifty-two".