505411323210544 has 80 divisors (see below), whose sum is σ = 996069177180000. Its totient is φ = 248378127022080.

The previous prime is 505411323210509. The next prime is 505411323210581. The reversal of 505411323210544 is 445012323114505.

It is a junction number, because it is equal to n+sod(n) for n = 505411323210497 and 505411323210506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13043190082 + ... + 13043228830.

It is an arithmetic number, because the mean of its divisors is an integer number (12450864714750).

Almost surely, 2^{505411323210544} is an apocalyptic number.

It is an amenable number.

505411323210544 is a deficient number, since it is larger than the sum of its proper divisors (490657853969456).

505411323210544 is a wasteful number, since it uses less digits than its factorization.

505411323210544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65678 (or 65672 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 505411323210544 in words is "five hundred five trillion, four hundred eleven billion, three hundred twenty-three million, two hundred ten thousand, five hundred forty-four".