180684030056 has 16 divisors (see below), whose sum is σ = 343839013440. Its totient is φ = 88993626480.

The previous prime is 180684030011. The next prime is 180684030073. The reversal of 180684030056 is 650030486081.

It is a super-2 number, since 2×180684030056² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 180684029995 and 180684030022.

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, 168548000 + ... + 168549071.

It is an arithmetic number, because the mean of its divisors is an integer number (21489938340).

Almost surely, 2^180684030056 is an apocalyptic number.

It is an amenable number.

180684030056 is a deficient number, since it is larger than the sum of its proper divisors (163154983384).

180684030056 is a wasteful number, since it uses less digits than its factorization.

180684030056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337097144 (or 337097140 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 180684030056 in words is "one hundred eighty billion, six hundred eighty-four million, thirty thousand, fifty-six".